2000207580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4762399}}^1$

素因数の和:4762418

約数の個数: 48

約数和(自身を含む): 6400665600

約数和(自身を除く): 4400458020

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, 4762399, 9524798, 14287197, 19049596, 23811995, 28574394, 33336793, 47623990, 57148788, 66673586, 71435985, 95247980, 100010379, 133347172, 142871970, 166683965, 200020758, 285743940, 333367930, 400041516, 500051895, 666735860, 1000103790, 2000207580]

約数ペア:

[(1, 2000207580), (2, 1000103790), (3, 666735860), (4, 500051895), (5, 400041516), (6, 333367930), (7, 285743940), (10, 200020758), (12, 166683965), (14, 142871970), (15, 133347172), (20, 100010379), (21, 95247980), (28, 71435985), (30, 66673586), (35, 57148788), (42, 47623990), (60, 33336793), (70, 28574394), (84, 23811995), (105, 19049596), (140, 14287197), (210, 9524798), (420, 4762399)]