2549800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 6919200

約数和(自身を除く): 4369400

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 25, 38, 40, 44, 50, 55, 61, 76, 88, 95, 100, 110, 122, 152, 190, 200, 209, 220, 244, 275, 305, 380, 418, 440, 475, 488, 550, 610, 671, 760, 836, 950, 1045, 1100, 1159, 1220, 1342, 1525, 1672, 1900, 2090, 2200, 2318, 2440, 2684, 3050, 3355, 3800, 4180, 4636, 5225, 5368, 5795, 6100, 6710, 8360, 9272, 10450, 11590, 12200, 12749, 13420, 16775, 20900, 23180, 25498, 26840, 28975, 33550, 41800, 46360, 50996, 57950, 63745, 67100, 101992, 115900, 127490, 134200, 231800, 254980, 318725, 509960, 637450, 1274900, 2549800]

約数ペア:

[(1, 2549800), (2, 1274900), (4, 637450), (5, 509960), (8, 318725), (10, 254980), (11, 231800), (19, 134200), (20, 127490), (22, 115900), (25, 101992), (38, 67100), (40, 63745), (44, 57950), (50, 50996), (55, 46360), (61, 41800), (76, 33550), (88, 28975), (95, 26840), (100, 25498), (110, 23180), (122, 20900), (152, 16775), (190, 13420), (200, 12749), (209, 12200), (220, 11590), (244, 10450), (275, 9272), (305, 8360), (380, 6710), (418, 6100), (440, 5795), (475, 5368), (488, 5225), (550, 4636), (610, 4180), (671, 3800), (760, 3355), (836, 3050), (950, 2684), (1045, 2440), (1100, 2318), (1159, 2200), (1220, 2090), (1342, 1900), (1525, 1672)]