2535440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{773}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 6046488

約数和(自身を除く): 3511048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 773, 820, 1546, 1640, 3092, 3280, 3865, 6184, 7730, 12368, 15460, 30920, 31693, 61840, 63386, 126772, 158465, 253544, 316930, 507088, 633860, 1267720, 2535440]

約数ペア:

[(1, 2535440), (2, 1267720), (4, 633860), (5, 507088), (8, 316930), (10, 253544), (16, 158465), (20, 126772), (40, 63386), (41, 61840), (80, 31693), (82, 30920), (164, 15460), (205, 12368), (328, 7730), (410, 6184), (656, 3865), (773, 3280), (820, 3092), (1546, 1640)]