913389440

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20101}}^1$

素因数の和:20191

約数の個数: 64

約数和(自身を含む): 2214436320

約数和(自身を除く): 1301046880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 20101, 22720, 40202, 45440, 80404, 100505, 160808, 201010, 321616, 402020, 643232, 804040, 1286464, 1427171, 1608080, 2572928, 2854342, 3216160, 5708684, 6432320, 7135855, 11417368, 12864640, 14271710, 22834736, 28543420, 45669472, 57086840, 91338944, 114173680, 182677888, 228347360, 456694720, 913389440]

約数ペア:

[(1, 913389440), (2, 456694720), (4, 228347360), (5, 182677888), (8, 114173680), (10, 91338944), (16, 57086840), (20, 45669472), (32, 28543420), (40, 22834736), (64, 14271710), (71, 12864640), (80, 11417368), (128, 7135855), (142, 6432320), (160, 5708684), (284, 3216160), (320, 2854342), (355, 2572928), (568, 1608080), (640, 1427171), (710, 1286464), (1136, 804040), (1420, 643232), (2272, 402020), (2840, 321616), (4544, 201010), (5680, 160808), (9088, 100505), (11360, 80404), (20101, 45440), (22720, 40202)]