13143340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 31752000

約数和(自身を除く): 18608660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 349, 538, 698, 1076, 1345, 1396, 1745, 1883, 2443, 2690, 3490, 3766, 4886, 5380, 6980, 7532, 9415, 9772, 12215, 18830, 24430, 37660, 48860, 93881, 187762, 375524, 469405, 657167, 938810, 1314334, 1877620, 2628668, 3285835, 6571670, 13143340]

約数ペア:

[(1, 13143340), (2, 6571670), (4, 3285835), (5, 2628668), (7, 1877620), (10, 1314334), (14, 938810), (20, 657167), (28, 469405), (35, 375524), (70, 187762), (140, 93881), (269, 48860), (349, 37660), (538, 24430), (698, 18830), (1076, 12215), (1345, 9772), (1396, 9415), (1745, 7532), (1883, 6980), (2443, 5380), (2690, 4886), (3490, 3766)]