7119920

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1533

約数の個数: 40

約数和(自身を含む): 16836720

約数和(自身を除く): 9716800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1459, 2440, 2918, 4880, 5836, 7295, 11672, 14590, 23344, 29180, 58360, 88999, 116720, 177998, 355996, 444995, 711992, 889990, 1423984, 1779980, 3559960, 7119920]

約数ペア:

[(1, 7119920), (2, 3559960), (4, 1779980), (5, 1423984), (8, 889990), (10, 711992), (16, 444995), (20, 355996), (40, 177998), (61, 116720), (80, 88999), (122, 58360), (244, 29180), (305, 23344), (488, 14590), (610, 11672), (976, 7295), (1220, 5836), (1459, 4880), (2440, 2918)]