2005382820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{769}}^1\times {\mathrm{887}}^1$

素因数の和:1682

約数の個数: 144

約数和(自身を含む): 6547685760

約数和(自身を除く): 4542302940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 769, 887, 980, 1470, 1538, 1774, 2307, 2661, 2940, 3076, 3548, 3845, 4435, 4614, 5322, 5383, 6209, 7690, 8870, 9228, 10644, 10766, 11535, 12418, 13305, 15380, 16149, 17740, 18627, 21532, 23070, 24836, 26610, 26915, 31045, 32298, 37254, 37681, 43463, 46140, 53220, 53830, 62090, 64596, 74508, 75362, 80745, 86926, 93135, 107660, 113043, 124180, 130389, 150724, 161490, 173852, 186270, 188405, 217315, 226086, 260778, 322980, 372540, 376810, 434630, 452172, 521556, 565215, 651945, 682103, 753620, 869260, 1130430, 1303890, 1364206, 2046309, 2260860, 2607780, 2728412, 3410515, 4092618, 4774721, 6821030, 8185236, 9549442, 10231545, 13642060, 14324163, 19098884, 20463090, 23873605, 28648326, 33423047, 40926180, 47747210, 57296652, 66846094, 71620815, 95494420, 100269141, 133692188, 143241630, 167115235, 200538282, 286483260, 334230470, 401076564, 501345705, 668460940, 1002691410, 2005382820]

約数ペア:

[(1, 2005382820), (2, 1002691410), (3, 668460940), (4, 501345705), (5, 401076564), (6, 334230470), (7, 286483260), (10, 200538282), (12, 167115235), (14, 143241630), (15, 133692188), (20, 100269141), (21, 95494420), (28, 71620815), (30, 66846094), (35, 57296652), (42, 47747210), (49, 40926180), (60, 33423047), (70, 28648326), (84, 23873605), (98, 20463090), (105, 19098884), (140, 14324163), (147, 13642060), (196, 10231545), (210, 9549442), (245, 8185236), (294, 6821030), (420, 4774721), (490, 4092618), (588, 3410515), (735, 2728412), (769, 2607780), (887, 2260860), (980, 2046309), (1470, 1364206), (1538, 1303890), (1774, 1130430), (2307, 869260), (2661, 753620), (2940, 682103), (3076, 651945), (3548, 565215), (3845, 521556), (4435, 452172), (4614, 434630), (5322, 376810), (5383, 372540), (6209, 322980), (7690, 260778), (8870, 226086), (9228, 217315), (10644, 188405), (10766, 186270), (11535, 173852), (12418, 161490), (13305, 150724), (15380, 130389), (16149, 124180), (17740, 113043), (18627, 107660), (21532, 93135), (23070, 86926), (24836, 80745), (26610, 75362), (26915, 74508), (31045, 64596), (32298, 62090), (37254, 53830), (37681, 53220), (43463, 46140)]