1644294860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1487}}^1\times {\mathrm{4253}}^1$

素因数の和:5762

約数の個数: 48

約数和(自身を含む): 3722011776

約数和(自身を除く): 2077716916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1487, 2974, 4253, 5948, 7435, 8506, 14870, 17012, 19331, 21265, 29740, 38662, 42530, 55289, 77324, 85060, 96655, 110578, 193310, 221156, 276445, 386620, 552890, 1105780, 6324211, 12648422, 25296844, 31621055, 63242110, 82214743, 126484220, 164429486, 328858972, 411073715, 822147430, 1644294860]

約数ペア:

[(1, 1644294860), (2, 822147430), (4, 411073715), (5, 328858972), (10, 164429486), (13, 126484220), (20, 82214743), (26, 63242110), (52, 31621055), (65, 25296844), (130, 12648422), (260, 6324211), (1487, 1105780), (2974, 552890), (4253, 386620), (5948, 276445), (7435, 221156), (8506, 193310), (14870, 110578), (17012, 96655), (19331, 85060), (21265, 77324), (29740, 55289), (38662, 42530)]