2018598880

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{1621}}^1$

素因数の和:1860

約数の個数: 96

約数和(自身を含む): 4909832928

約数和(自身を除く): 2891234048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 181, 215, 344, 362, 430, 688, 724, 860, 905, 1376, 1448, 1621, 1720, 1810, 2896, 3242, 3440, 3620, 5792, 6484, 6880, 7240, 7783, 8105, 12968, 14480, 15566, 16210, 25936, 28960, 31132, 32420, 38915, 51872, 62264, 64840, 69703, 77830, 124528, 129680, 139406, 155660, 249056, 259360, 278812, 293401, 311320, 348515, 557624, 586802, 622640, 697030, 1115248, 1173604, 1245280, 1394060, 1467005, 2230496, 2347208, 2788120, 2934010, 4694416, 5576240, 5868020, 9388832, 11152480, 11736040, 12616243, 23472080, 25232486, 46944160, 50464972, 63081215, 100929944, 126162430, 201859888, 252324860, 403719776, 504649720, 1009299440, 2018598880]

約数ペア:

[(1, 2018598880), (2, 1009299440), (4, 504649720), (5, 403719776), (8, 252324860), (10, 201859888), (16, 126162430), (20, 100929944), (32, 63081215), (40, 50464972), (43, 46944160), (80, 25232486), (86, 23472080), (160, 12616243), (172, 11736040), (181, 11152480), (215, 9388832), (344, 5868020), (362, 5576240), (430, 4694416), (688, 2934010), (724, 2788120), (860, 2347208), (905, 2230496), (1376, 1467005), (1448, 1394060), (1621, 1245280), (1720, 1173604), (1810, 1115248), (2896, 697030), (3242, 622640), (3440, 586802), (3620, 557624), (5792, 348515), (6484, 311320), (6880, 293401), (7240, 278812), (7783, 259360), (8105, 249056), (12968, 155660), (14480, 139406), (15566, 129680), (16210, 124528), (25936, 77830), (28960, 69703), (31132, 64840), (32420, 62264), (38915, 51872)]