1302620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 3096576

約数和(自身を除く): 1793956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 191, 220, 310, 341, 382, 620, 682, 764, 955, 1364, 1705, 1910, 2101, 3410, 3820, 4202, 5921, 6820, 8404, 10505, 11842, 21010, 23684, 29605, 42020, 59210, 65131, 118420, 130262, 260524, 325655, 651310, 1302620]

約数ペア:

[(1, 1302620), (2, 651310), (4, 325655), (5, 260524), (10, 130262), (11, 118420), (20, 65131), (22, 59210), (31, 42020), (44, 29605), (55, 23684), (62, 21010), (110, 11842), (124, 10505), (155, 8404), (191, 6820), (220, 5921), (310, 4202), (341, 3820), (382, 3410), (620, 2101), (682, 1910), (764, 1705), (955, 1364)]