16961360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 43497216

約数和(自身を除く): 26535856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 347, 376, 470, 520, 611, 694, 752, 940, 1040, 1222, 1388, 1735, 1880, 2444, 2776, 3055, 3470, 3760, 4511, 4888, 5552, 6110, 6940, 9022, 9776, 12220, 13880, 16309, 18044, 22555, 24440, 27760, 32618, 36088, 45110, 48880, 65236, 72176, 81545, 90220, 130472, 163090, 180440, 212017, 260944, 326180, 360880, 424034, 652360, 848068, 1060085, 1304720, 1696136, 2120170, 3392272, 4240340, 8480680, 16961360]

約数ペア:

[(1, 16961360), (2, 8480680), (4, 4240340), (5, 3392272), (8, 2120170), (10, 1696136), (13, 1304720), (16, 1060085), (20, 848068), (26, 652360), (40, 424034), (47, 360880), (52, 326180), (65, 260944), (80, 212017), (94, 180440), (104, 163090), (130, 130472), (188, 90220), (208, 81545), (235, 72176), (260, 65236), (347, 48880), (376, 45110), (470, 36088), (520, 32618), (611, 27760), (694, 24440), (752, 22555), (940, 18044), (1040, 16309), (1222, 13880), (1388, 12220), (1735, 9776), (1880, 9022), (2444, 6940), (2776, 6110), (3055, 5552), (3470, 4888), (3760, 4511)]