17938553680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{775889}}^1$

素因数の和:775936

約数の個数: 60

約数和(自身を含む): 44304870780

約数和(自身を除く): 26366317100

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 11560, 23120, 775889, 1551778, 3103556, 3879445, 6207112, 7758890, 12414224, 13190113, 15517780, 26380226, 31035560, 52760452, 62071120, 65950565, 105520904, 131901130, 211041808, 224231921, 263802260, 448463842, 527604520, 896927684, 1055209040, 1121159605, 1793855368, 2242319210, 3587710736, 4484638420, 8969276840, 17938553680]

約数ペア:

[(1, 17938553680), (2, 8969276840), (4, 4484638420), (5, 3587710736), (8, 2242319210), (10, 1793855368), (16, 1121159605), (17, 1055209040), (20, 896927684), (34, 527604520), (40, 448463842), (68, 263802260), (80, 224231921), (85, 211041808), (136, 131901130), (170, 105520904), (272, 65950565), (289, 62071120), (340, 52760452), (578, 31035560), (680, 26380226), (1156, 15517780), (1360, 13190113), (1445, 12414224), (2312, 7758890), (2890, 6207112), (4624, 3879445), (5780, 3103556), (11560, 1551778), (23120, 775889)]