20024970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{571}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 55351296

約数和(自身を除く): 35326326

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 167, 210, 334, 501, 571, 835, 1002, 1142, 1169, 1670, 1713, 2338, 2505, 2855, 3426, 3507, 3997, 5010, 5710, 5845, 7014, 7994, 8565, 11690, 11991, 17130, 17535, 19985, 23982, 35070, 39970, 59955, 95357, 119910, 190714, 286071, 476785, 572142, 667499, 953570, 1334998, 1430355, 2002497, 2860710, 3337495, 4004994, 6674990, 10012485, 20024970]

約数ペア:

[(1, 20024970), (2, 10012485), (3, 6674990), (5, 4004994), (6, 3337495), (7, 2860710), (10, 2002497), (14, 1430355), (15, 1334998), (21, 953570), (30, 667499), (35, 572142), (42, 476785), (70, 286071), (105, 190714), (167, 119910), (210, 95357), (334, 59955), (501, 39970), (571, 35070), (835, 23982), (1002, 19985), (1142, 17535), (1169, 17130), (1670, 11991), (1713, 11690), (2338, 8565), (2505, 7994), (2855, 7014), (3426, 5845), (3507, 5710), (3997, 5010)]