1766440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 4435200

約数和(自身を除く): 2668760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 79, 86, 104, 130, 158, 172, 215, 260, 316, 344, 395, 430, 520, 559, 632, 790, 860, 1027, 1118, 1580, 1720, 2054, 2236, 2795, 3160, 3397, 4108, 4472, 5135, 5590, 6794, 8216, 10270, 11180, 13588, 16985, 20540, 22360, 27176, 33970, 41080, 44161, 67940, 88322, 135880, 176644, 220805, 353288, 441610, 883220, 1766440]

約数ペア:

[(1, 1766440), (2, 883220), (4, 441610), (5, 353288), (8, 220805), (10, 176644), (13, 135880), (20, 88322), (26, 67940), (40, 44161), (43, 41080), (52, 33970), (65, 27176), (79, 22360), (86, 20540), (104, 16985), (130, 13588), (158, 11180), (172, 10270), (215, 8216), (260, 6794), (316, 5590), (344, 5135), (395, 4472), (430, 4108), (520, 3397), (559, 3160), (632, 2795), (790, 2236), (860, 2054), (1027, 1720), (1118, 1580)]