2007696400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{161911}}^1$

素因数の和:161960

約数の個数: 60

約数和(自身を含む): 4979117824

約数和(自身を除く): 2971421424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 161911, 323822, 647644, 809555, 1295288, 1619110, 2590576, 3238220, 4047775, 5019241, 6476440, 8095550, 10038482, 12952880, 16191100, 20076964, 25096205, 32382200, 40153928, 50192410, 64764400, 80307856, 100384820, 125481025, 200769640, 250962050, 401539280, 501924100, 1003848200, 2007696400]

約数ペア:

[(1, 2007696400), (2, 1003848200), (4, 501924100), (5, 401539280), (8, 250962050), (10, 200769640), (16, 125481025), (20, 100384820), (25, 80307856), (31, 64764400), (40, 50192410), (50, 40153928), (62, 32382200), (80, 25096205), (100, 20076964), (124, 16191100), (155, 12952880), (200, 10038482), (248, 8095550), (310, 6476440), (400, 5019241), (496, 4047775), (620, 3238220), (775, 2590576), (1240, 1619110), (1550, 1295288), (2480, 809555), (3100, 647644), (6200, 323822), (12400, 161911)]