16949940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{40357}}^1$

素因数の和:40376

約数の個数: 48

約数和(自身を含む): 54241152

約数和(自身を除く): 37291212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 40357, 80714, 121071, 161428, 201785, 242142, 282499, 403570, 484284, 564998, 605355, 807140, 847497, 1129996, 1210710, 1412495, 1694994, 2421420, 2824990, 3389988, 4237485, 5649980, 8474970, 16949940]

約数ペア:

[(1, 16949940), (2, 8474970), (3, 5649980), (4, 4237485), (5, 3389988), (6, 2824990), (7, 2421420), (10, 1694994), (12, 1412495), (14, 1210710), (15, 1129996), (20, 847497), (21, 807140), (28, 605355), (30, 564998), (35, 484284), (42, 403570), (60, 282499), (70, 242142), (84, 201785), (105, 161428), (140, 121071), (210, 80714), (420, 40357)]