73959020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 164505600

約数和(自身を除く): 90546580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 764, 955, 1019, 1910, 2038, 3629, 3820, 4076, 5095, 7258, 10190, 14516, 18145, 19361, 20380, 36290, 38722, 72580, 77444, 96805, 193610, 194629, 387220, 389258, 778516, 973145, 1946290, 3697951, 3892580, 7395902, 14791804, 18489755, 36979510, 73959020]

約数ペア:

[(1, 73959020), (2, 36979510), (4, 18489755), (5, 14791804), (10, 7395902), (19, 3892580), (20, 3697951), (38, 1946290), (76, 973145), (95, 778516), (190, 389258), (191, 387220), (380, 194629), (382, 193610), (764, 96805), (955, 77444), (1019, 72580), (1910, 38722), (2038, 36290), (3629, 20380), (3820, 19361), (4076, 18145), (5095, 14516), (7258, 10190)]