674587280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{272011}}^1$

素因数の和:272055

約数の個数: 40

約数和(自身を含む): 1619015424

約数和(自身を除く): 944428144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 272011, 544022, 1088044, 1360055, 2176088, 2720110, 4352176, 5440220, 8432341, 10880440, 16864682, 21760880, 33729364, 42161705, 67458728, 84323410, 134917456, 168646820, 337293640, 674587280]

約数ペア:

[(1, 674587280), (2, 337293640), (4, 168646820), (5, 134917456), (8, 84323410), (10, 67458728), (16, 42161705), (20, 33729364), (31, 21760880), (40, 16864682), (62, 10880440), (80, 8432341), (124, 5440220), (155, 4352176), (248, 2720110), (310, 2176088), (496, 1360055), (620, 1088044), (1240, 544022), (2480, 272011)]