27720497210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1\times {\mathrm{4139}}^1$

素因数の和:4791

約数の個数: 64

約数和(自身を含む): 57419746560

約数和(自身を除く): 29699249350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 241, 397, 482, 794, 1205, 1687, 1985, 2410, 2779, 3374, 3970, 4139, 5558, 8278, 8435, 13895, 16870, 20695, 27790, 28973, 41390, 57946, 95677, 144865, 191354, 289730, 478385, 669739, 956770, 997499, 1339478, 1643183, 1994998, 3286366, 3348695, 4987495, 6697390, 6982493, 8215915, 9974990, 11502281, 13964986, 16431830, 23004562, 34912465, 57511405, 69824930, 115022810, 396007103, 792014206, 1980035515, 2772049721, 3960071030, 5544099442, 13860248605, 27720497210]

約数ペア:

[(1, 27720497210), (2, 13860248605), (5, 5544099442), (7, 3960071030), (10, 2772049721), (14, 1980035515), (35, 792014206), (70, 396007103), (241, 115022810), (397, 69824930), (482, 57511405), (794, 34912465), (1205, 23004562), (1687, 16431830), (1985, 13964986), (2410, 11502281), (2779, 9974990), (3374, 8215915), (3970, 6982493), (4139, 6697390), (5558, 4987495), (8278, 3348695), (8435, 3286366), (13895, 1994998), (16870, 1643183), (20695, 1339478), (27790, 997499), (28973, 956770), (41390, 669739), (57946, 478385), (95677, 289730), (144865, 191354)]