5438020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 13789440

約数和(自身を除く): 8351420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 179, 196, 217, 245, 310, 358, 434, 490, 620, 716, 868, 895, 980, 1085, 1253, 1519, 1790, 2170, 2506, 3038, 3580, 4340, 5012, 5549, 6076, 6265, 7595, 8771, 11098, 12530, 15190, 17542, 22196, 25060, 27745, 30380, 35084, 38843, 43855, 55490, 77686, 87710, 110980, 155372, 175420, 194215, 271901, 388430, 543802, 776860, 1087604, 1359505, 2719010, 5438020]

約数ペア:

[(1, 5438020), (2, 2719010), (4, 1359505), (5, 1087604), (7, 776860), (10, 543802), (14, 388430), (20, 271901), (28, 194215), (31, 175420), (35, 155372), (49, 110980), (62, 87710), (70, 77686), (98, 55490), (124, 43855), (140, 38843), (155, 35084), (179, 30380), (196, 27745), (217, 25060), (245, 22196), (310, 17542), (358, 15190), (434, 12530), (490, 11098), (620, 8771), (716, 7595), (868, 6265), (895, 6076), (980, 5549), (1085, 5012), (1253, 4340), (1519, 3580), (1790, 3038), (2170, 2506)]