17728360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 43505280

約数和(自身を除く): 25776920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 331, 412, 515, 520, 662, 824, 1030, 1324, 1339, 1655, 2060, 2648, 2678, 3310, 4120, 4303, 5356, 6620, 6695, 8606, 10712, 13240, 13390, 17212, 21515, 26780, 34093, 34424, 43030, 53560, 68186, 86060, 136372, 170465, 172120, 272744, 340930, 443209, 681860, 886418, 1363720, 1772836, 2216045, 3545672, 4432090, 8864180, 17728360]

約数ペア:

[(1, 17728360), (2, 8864180), (4, 4432090), (5, 3545672), (8, 2216045), (10, 1772836), (13, 1363720), (20, 886418), (26, 681860), (40, 443209), (52, 340930), (65, 272744), (103, 172120), (104, 170465), (130, 136372), (206, 86060), (260, 68186), (331, 53560), (412, 43030), (515, 34424), (520, 34093), (662, 26780), (824, 21515), (1030, 17212), (1324, 13390), (1339, 13240), (1655, 10712), (2060, 8606), (2648, 6695), (2678, 6620), (3310, 5356), (4120, 4303)]