40868320

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3499}}^1$

素因数の和:3587

約数の個数: 48

約数和(自身を含む): 97902000

約数和(自身を除く): 57033680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 3499, 5840, 6998, 11680, 13996, 17495, 27992, 34990, 55984, 69980, 111968, 139960, 255427, 279920, 510854, 559840, 1021708, 1277135, 2043416, 2554270, 4086832, 5108540, 8173664, 10217080, 20434160, 40868320]

約数ペア:

[(1, 40868320), (2, 20434160), (4, 10217080), (5, 8173664), (8, 5108540), (10, 4086832), (16, 2554270), (20, 2043416), (32, 1277135), (40, 1021708), (73, 559840), (80, 510854), (146, 279920), (160, 255427), (292, 139960), (365, 111968), (584, 69980), (730, 55984), (1168, 34990), (1460, 27992), (2336, 17495), (2920, 13996), (3499, 11680), (5840, 6998)]