20437080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2333}}^1$

素因数の和:2420

約数の個数: 64

約数和(自身を含む): 62177760

約数和(自身を除く): 41740680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2333, 2920, 4380, 4666, 6999, 8760, 9332, 11665, 13998, 18664, 23330, 27996, 34995, 46660, 55992, 69990, 93320, 139980, 170309, 279960, 340618, 510927, 681236, 851545, 1021854, 1362472, 1703090, 2043708, 2554635, 3406180, 4087416, 5109270, 6812360, 10218540, 20437080]

約数ペア:

[(1, 20437080), (2, 10218540), (3, 6812360), (4, 5109270), (5, 4087416), (6, 3406180), (8, 2554635), (10, 2043708), (12, 1703090), (15, 1362472), (20, 1021854), (24, 851545), (30, 681236), (40, 510927), (60, 340618), (73, 279960), (120, 170309), (146, 139980), (219, 93320), (292, 69990), (365, 55992), (438, 46660), (584, 34995), (730, 27996), (876, 23330), (1095, 18664), (1460, 13998), (1752, 11665), (2190, 9332), (2333, 8760), (2920, 6999), (4380, 4666)]