201387621340

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1013}}^1\times {\mathrm{19079}}^1$

素因数の和:20622

約数の個数: 48

約数和(自身を含む): 424166258880

約数和(自身を除く): 222778637540

約数列:

[1, 2, 4, 5, 10, 20, 521, 1013, 1042, 2026, 2084, 2605, 4052, 5065, 5210, 10130, 10420, 19079, 20260, 38158, 76316, 95395, 190790, 381580, 527773, 1055546, 2111092, 2638865, 5277730, 9940159, 10555460, 19327027, 19880318, 38654054, 39760636, 49700795, 77308108, 96635135, 99401590, 193270270, 198803180, 386540540, 10069381067, 20138762134, 40277524268, 50346905335, 100693810670, 201387621340]

約数ペア:

[(1, 201387621340), (2, 100693810670), (4, 50346905335), (5, 40277524268), (10, 20138762134), (20, 10069381067), (521, 386540540), (1013, 198803180), (1042, 193270270), (2026, 99401590), (2084, 96635135), (2605, 77308108), (4052, 49700795), (5065, 39760636), (5210, 38654054), (10130, 19880318), (10420, 19327027), (19079, 10555460), (20260, 9940159), (38158, 5277730), (76316, 2638865), (95395, 2111092), (190790, 1055546), (381580, 527773)]