20177899070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{33091}}^1$

素因数の和:33417

約数の個数: 64

約数和(自身を含む): 43001597952

約数和(自身を除く): 22823698882

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 281, 310, 434, 562, 1085, 1405, 1967, 2170, 2810, 3934, 8711, 9835, 17422, 19670, 33091, 43555, 60977, 66182, 87110, 121954, 165455, 231637, 304885, 330910, 463274, 609770, 1025821, 1158185, 2051642, 2316370, 5129105, 7180747, 9298571, 10258210, 14361494, 18597142, 35903735, 46492855, 65089997, 71807470, 92985710, 130179994, 288255701, 325449985, 576511402, 650899970, 1441278505, 2017789907, 2882557010, 4035579814, 10088949535, 20177899070]

約数ペア:

[(1, 20177899070), (2, 10088949535), (5, 4035579814), (7, 2882557010), (10, 2017789907), (14, 1441278505), (31, 650899970), (35, 576511402), (62, 325449985), (70, 288255701), (155, 130179994), (217, 92985710), (281, 71807470), (310, 65089997), (434, 46492855), (562, 35903735), (1085, 18597142), (1405, 14361494), (1967, 10258210), (2170, 9298571), (2810, 7180747), (3934, 5129105), (8711, 2316370), (9835, 2051642), (17422, 1158185), (19670, 1025821), (33091, 609770), (43555, 463274), (60977, 330910), (66182, 304885), (87110, 231637), (121954, 165455)]