40507840

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1349

約数の個数: 56

約数和(自身を含む): 97475040

約数和(自身を除く): 56967200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1229, 1648, 2060, 2458, 3296, 4120, 4916, 6145, 6592, 8240, 9832, 12290, 16480, 19664, 24580, 32960, 39328, 49160, 78656, 98320, 126587, 196640, 253174, 393280, 506348, 632935, 1012696, 1265870, 2025392, 2531740, 4050784, 5063480, 8101568, 10126960, 20253920, 40507840]

約数ペア:

[(1, 40507840), (2, 20253920), (4, 10126960), (5, 8101568), (8, 5063480), (10, 4050784), (16, 2531740), (20, 2025392), (32, 1265870), (40, 1012696), (64, 632935), (80, 506348), (103, 393280), (160, 253174), (206, 196640), (320, 126587), (412, 98320), (515, 78656), (824, 49160), (1030, 39328), (1229, 32960), (1648, 24580), (2060, 19664), (2458, 16480), (3296, 12290), (4120, 9832), (4916, 8240), (6145, 6592)]