13379680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4919}}^1$

素因数の和:4951

約数の個数: 48

約数和(自身を含む): 33475680

約数和(自身を除く): 20096000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 4919, 9838, 19676, 24595, 39352, 49190, 78704, 83623, 98380, 157408, 167246, 196760, 334492, 393520, 418115, 668984, 787040, 836230, 1337968, 1672460, 2675936, 3344920, 6689840, 13379680]

約数ペア:

[(1, 13379680), (2, 6689840), (4, 3344920), (5, 2675936), (8, 1672460), (10, 1337968), (16, 836230), (17, 787040), (20, 668984), (32, 418115), (34, 393520), (40, 334492), (68, 196760), (80, 167246), (85, 157408), (136, 98380), (160, 83623), (170, 78704), (272, 49190), (340, 39352), (544, 24595), (680, 19676), (1360, 9838), (2720, 4919)]