2716408040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{9689}}^1$

素因数の和:9906

約数の個数: 64

約数和(自身を含む): 6293073600

約数和(自身を除く): 3576665560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 163, 172, 215, 326, 344, 430, 652, 815, 860, 1304, 1630, 1720, 3260, 6520, 7009, 9689, 14018, 19378, 28036, 35045, 38756, 48445, 56072, 70090, 77512, 96890, 140180, 193780, 280360, 387560, 416627, 833254, 1579307, 1666508, 2083135, 3158614, 3333016, 4166270, 6317228, 7896535, 8332540, 12634456, 15793070, 16665080, 31586140, 63172280, 67910201, 135820402, 271640804, 339551005, 543281608, 679102010, 1358204020, 2716408040]

約数ペア:

[(1, 2716408040), (2, 1358204020), (4, 679102010), (5, 543281608), (8, 339551005), (10, 271640804), (20, 135820402), (40, 67910201), (43, 63172280), (86, 31586140), (163, 16665080), (172, 15793070), (215, 12634456), (326, 8332540), (344, 7896535), (430, 6317228), (652, 4166270), (815, 3333016), (860, 3158614), (1304, 2083135), (1630, 1666508), (1720, 1579307), (3260, 833254), (6520, 416627), (7009, 387560), (9689, 280360), (14018, 193780), (19378, 140180), (28036, 96890), (35045, 77512), (38756, 70090), (48445, 56072)]