7853540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 17418240

約数和(自身を除く): 9564700

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 239, 265, 310, 478, 530, 620, 956, 1060, 1195, 1643, 2390, 3286, 4780, 6572, 7409, 8215, 12667, 14818, 16430, 25334, 29636, 32860, 37045, 50668, 63335, 74090, 126670, 148180, 253340, 392677, 785354, 1570708, 1963385, 3926770, 7853540]

約数ペア:

[(1, 7853540), (2, 3926770), (4, 1963385), (5, 1570708), (10, 785354), (20, 392677), (31, 253340), (53, 148180), (62, 126670), (106, 74090), (124, 63335), (155, 50668), (212, 37045), (239, 32860), (265, 29636), (310, 25334), (478, 16430), (530, 14818), (620, 12667), (956, 8215), (1060, 7409), (1195, 6572), (1643, 4780), (2390, 3286)]