4557560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 12035520

約数和(自身を除く): 7477960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 397, 410, 574, 794, 820, 1148, 1435, 1588, 1640, 1985, 2296, 2779, 2870, 3176, 3970, 5558, 5740, 7940, 11116, 11480, 13895, 15880, 16277, 22232, 27790, 32554, 55580, 65108, 81385, 111160, 113939, 130216, 162770, 227878, 325540, 455756, 569695, 651080, 911512, 1139390, 2278780, 4557560]

約数ペア:

[(1, 4557560), (2, 2278780), (4, 1139390), (5, 911512), (7, 651080), (8, 569695), (10, 455756), (14, 325540), (20, 227878), (28, 162770), (35, 130216), (40, 113939), (41, 111160), (56, 81385), (70, 65108), (82, 55580), (140, 32554), (164, 27790), (205, 22232), (280, 16277), (287, 15880), (328, 13895), (397, 11480), (410, 11116), (574, 7940), (794, 5740), (820, 5558), (1148, 3970), (1435, 3176), (1588, 2870), (1640, 2779), (1985, 2296)]