121998640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49193}}^1$

素因数の和:49237

約数の個数: 40

約数和(自身を含む): 292802688

約数和(自身を除く): 170804048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 49193, 98386, 196772, 245965, 393544, 491930, 787088, 983860, 1524983, 1967720, 3049966, 3935440, 6099932, 7624915, 12199864, 15249830, 24399728, 30499660, 60999320, 121998640]

約数ペア:

[(1, 121998640), (2, 60999320), (4, 30499660), (5, 24399728), (8, 15249830), (10, 12199864), (16, 7624915), (20, 6099932), (31, 3935440), (40, 3049966), (62, 1967720), (80, 1524983), (124, 983860), (155, 787088), (248, 491930), (310, 393544), (496, 245965), (620, 196772), (1240, 98386), (2480, 49193)]