19343550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2999}}^1$

素因数の和:3057

約数の個数: 48

約数和(自身を含む): 49104000

約数和(自身を除く): 29760450

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 2999, 3225, 5998, 6450, 8997, 14995, 17994, 29990, 44985, 74975, 89970, 128957, 149950, 224925, 257914, 386871, 449850, 644785, 773742, 1289570, 1934355, 3223925, 3868710, 6447850, 9671775, 19343550]

約数ペア:

[(1, 19343550), (2, 9671775), (3, 6447850), (5, 3868710), (6, 3223925), (10, 1934355), (15, 1289570), (25, 773742), (30, 644785), (43, 449850), (50, 386871), (75, 257914), (86, 224925), (129, 149950), (150, 128957), (215, 89970), (258, 74975), (430, 44985), (645, 29990), (1075, 17994), (1290, 14995), (2150, 8997), (2999, 6450), (3225, 5998)]