9393980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 21168000

約数和(自身を除く): 11774020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 419, 590, 838, 1121, 1180, 1676, 2095, 2242, 4190, 4484, 5605, 7961, 8380, 11210, 15922, 22420, 24721, 31844, 39805, 49442, 79610, 98884, 123605, 159220, 247210, 469699, 494420, 939398, 1878796, 2348495, 4696990, 9393980]

約数ペア:

[(1, 9393980), (2, 4696990), (4, 2348495), (5, 1878796), (10, 939398), (19, 494420), (20, 469699), (38, 247210), (59, 159220), (76, 123605), (95, 98884), (118, 79610), (190, 49442), (236, 39805), (295, 31844), (380, 24721), (419, 22420), (590, 15922), (838, 11210), (1121, 8380), (1180, 7961), (1676, 5605), (2095, 4484), (2242, 4190)]