2554760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:75

約数の個数: 64

約数和(自身を含む): 6577200

約数和(自身を除く): 4022440

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 289, 340, 442, 520, 578, 680, 884, 1105, 1156, 1445, 1768, 2210, 2312, 2890, 3757, 4420, 4913, 5780, 7514, 8840, 9826, 11560, 15028, 18785, 19652, 24565, 30056, 37570, 39304, 49130, 63869, 75140, 98260, 127738, 150280, 196520, 255476, 319345, 510952, 638690, 1277380, 2554760]

約数ペア:

[(1, 2554760), (2, 1277380), (4, 638690), (5, 510952), (8, 319345), (10, 255476), (13, 196520), (17, 150280), (20, 127738), (26, 98260), (34, 75140), (40, 63869), (52, 49130), (65, 39304), (68, 37570), (85, 30056), (104, 24565), (130, 19652), (136, 18785), (170, 15028), (221, 11560), (260, 9826), (289, 8840), (340, 7514), (442, 5780), (520, 4913), (578, 4420), (680, 3757), (884, 2890), (1105, 2312), (1156, 2210), (1445, 1768)]