40158640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16193}}^1$

素因数の和:16237

約数の個数: 40

約数和(自身を含む): 96386688

約数和(自身を除く): 56228048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 16193, 32386, 64772, 80965, 129544, 161930, 259088, 323860, 501983, 647720, 1003966, 1295440, 2007932, 2509915, 4015864, 5019830, 8031728, 10039660, 20079320, 40158640]

約数ペア:

[(1, 40158640), (2, 20079320), (4, 10039660), (5, 8031728), (8, 5019830), (10, 4015864), (16, 2509915), (20, 2007932), (31, 1295440), (40, 1003966), (62, 647720), (80, 501983), (124, 323860), (155, 259088), (248, 161930), (310, 129544), (496, 80965), (620, 64772), (1240, 32386), (2480, 16193)]