140886320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56809}}^1$

素因数の和:56853

約数の個数: 40

約数和(自身を含む): 338133120

約数和(自身を除く): 197246800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 56809, 113618, 227236, 284045, 454472, 568090, 908944, 1136180, 1761079, 2272360, 3522158, 4544720, 7044316, 8805395, 14088632, 17610790, 28177264, 35221580, 70443160, 140886320]

約数ペア:

[(1, 140886320), (2, 70443160), (4, 35221580), (5, 28177264), (8, 17610790), (10, 14088632), (16, 8805395), (20, 7044316), (31, 4544720), (40, 3522158), (62, 2272360), (80, 1761079), (124, 1136180), (155, 908944), (248, 568090), (310, 454472), (496, 284045), (620, 227236), (1240, 113618), (2480, 56809)]