20198327640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9901141}}^1$

素因数の和:9901172

約数の個数: 64

約数和(自身を含む): 64159400160

約数和(自身を除く): 43961072520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 9901141, 19802282, 29703423, 39604564, 49505705, 59406846, 79209128, 99011410, 118813692, 148517115, 168319397, 198022820, 237627384, 297034230, 336638794, 396045640, 504958191, 594068460, 673277588, 841596985, 1009916382, 1188136920, 1346555176, 1683193970, 2019832764, 2524790955, 3366387940, 4039665528, 5049581910, 6732775880, 10099163820, 20198327640]

約数ペア:

[(1, 20198327640), (2, 10099163820), (3, 6732775880), (4, 5049581910), (5, 4039665528), (6, 3366387940), (8, 2524790955), (10, 2019832764), (12, 1683193970), (15, 1346555176), (17, 1188136920), (20, 1009916382), (24, 841596985), (30, 673277588), (34, 594068460), (40, 504958191), (51, 396045640), (60, 336638794), (68, 297034230), (85, 237627384), (102, 198022820), (120, 168319397), (136, 148517115), (170, 118813692), (204, 99011410), (255, 79209128), (340, 59406846), (408, 49505705), (510, 39604564), (680, 29703423), (1020, 19802282), (2040, 9901141)]