20786430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 59484672

約数和(自身を除く): 38698242

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 103, 105, 155, 186, 206, 210, 217, 309, 310, 434, 465, 515, 618, 651, 721, 930, 961, 1030, 1085, 1302, 1442, 1545, 1922, 2163, 2170, 2883, 3090, 3193, 3255, 3605, 4326, 4805, 5766, 6386, 6510, 6727, 7210, 9579, 9610, 10815, 13454, 14415, 15965, 19158, 20181, 21630, 22351, 28830, 31930, 33635, 40362, 44702, 47895, 67053, 67270, 95790, 98983, 100905, 111755, 134106, 197966, 201810, 223510, 296949, 335265, 494915, 593898, 670530, 692881, 989830, 1385762, 1484745, 2078643, 2969490, 3464405, 4157286, 6928810, 10393215, 20786430]

約数ペア:

[(1, 20786430), (2, 10393215), (3, 6928810), (5, 4157286), (6, 3464405), (7, 2969490), (10, 2078643), (14, 1484745), (15, 1385762), (21, 989830), (30, 692881), (31, 670530), (35, 593898), (42, 494915), (62, 335265), (70, 296949), (93, 223510), (103, 201810), (105, 197966), (155, 134106), (186, 111755), (206, 100905), (210, 98983), (217, 95790), (309, 67270), (310, 67053), (434, 47895), (465, 44702), (515, 40362), (618, 33635), (651, 31930), (721, 28830), (930, 22351), (961, 21630), (1030, 20181), (1085, 19158), (1302, 15965), (1442, 14415), (1545, 13454), (1922, 10815), (2163, 9610), (2170, 9579), (2883, 7210), (3090, 6727), (3193, 6510), (3255, 6386), (3605, 5766), (4326, 4805)]