8423940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:697

約数の個数: 96

約数和(自身を含む): 27869184

約数和(自身を除く): 19445244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 647, 651, 868, 930, 1085, 1294, 1302, 1860, 1941, 2170, 2588, 2604, 3235, 3255, 3882, 4340, 4529, 6470, 6510, 7764, 9058, 9705, 12940, 13020, 13587, 18116, 19410, 20057, 22645, 27174, 38820, 40114, 45290, 54348, 60171, 67935, 80228, 90580, 100285, 120342, 135870, 140399, 200570, 240684, 271740, 280798, 300855, 401140, 421197, 561596, 601710, 701995, 842394, 1203420, 1403990, 1684788, 2105985, 2807980, 4211970, 8423940]

約数ペア:

[(1, 8423940), (2, 4211970), (3, 2807980), (4, 2105985), (5, 1684788), (6, 1403990), (7, 1203420), (10, 842394), (12, 701995), (14, 601710), (15, 561596), (20, 421197), (21, 401140), (28, 300855), (30, 280798), (31, 271740), (35, 240684), (42, 200570), (60, 140399), (62, 135870), (70, 120342), (84, 100285), (93, 90580), (105, 80228), (124, 67935), (140, 60171), (155, 54348), (186, 45290), (210, 40114), (217, 38820), (310, 27174), (372, 22645), (420, 20057), (434, 19410), (465, 18116), (620, 13587), (647, 13020), (651, 12940), (868, 9705), (930, 9058), (1085, 7764), (1294, 6510), (1302, 6470), (1860, 4529), (1941, 4340), (2170, 3882), (2588, 3255), (2604, 3235)]