70291420

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 152409600

約数和(自身を除く): 82118180

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 710, 839, 1180, 1420, 1678, 3356, 4189, 4195, 8378, 8390, 16756, 16780, 20945, 41890, 49501, 59569, 83780, 99002, 119138, 198004, 238276, 247505, 297845, 495010, 595690, 990020, 1191380, 3514571, 7029142, 14058284, 17572855, 35145710, 70291420]

約数ペア:

[(1, 70291420), (2, 35145710), (4, 17572855), (5, 14058284), (10, 7029142), (20, 3514571), (59, 1191380), (71, 990020), (118, 595690), (142, 495010), (236, 297845), (284, 247505), (295, 238276), (355, 198004), (590, 119138), (710, 99002), (839, 83780), (1180, 59569), (1420, 49501), (1678, 41890), (3356, 20945), (4189, 16780), (4195, 16756), (8378, 8390)]