11518520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 29574720

約数和(自身を除く): 18056200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1303, 1768, 2210, 2606, 4420, 5212, 6515, 8840, 10424, 13030, 16939, 22151, 26060, 33878, 44302, 52120, 67756, 84695, 88604, 110755, 135512, 169390, 177208, 221510, 287963, 338780, 443020, 575926, 677560, 886040, 1151852, 1439815, 2303704, 2879630, 5759260, 11518520]

約数ペア:

[(1, 11518520), (2, 5759260), (4, 2879630), (5, 2303704), (8, 1439815), (10, 1151852), (13, 886040), (17, 677560), (20, 575926), (26, 443020), (34, 338780), (40, 287963), (52, 221510), (65, 177208), (68, 169390), (85, 135512), (104, 110755), (130, 88604), (136, 84695), (170, 67756), (221, 52120), (260, 44302), (340, 33878), (442, 26060), (520, 22151), (680, 16939), (884, 13030), (1105, 10424), (1303, 8840), (1768, 6515), (2210, 5212), (2606, 4420)]