13479420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7247}}^1$

素因数の和:7290

約数の個数: 48

約数和(自身を含む): 38965248

約数和(自身を除く): 25485828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 7247, 14494, 21741, 28988, 36235, 43482, 72470, 86964, 108705, 144940, 217410, 224657, 434820, 449314, 673971, 898628, 1123285, 1347942, 2246570, 2695884, 3369855, 4493140, 6739710, 13479420]

約数ペア:

[(1, 13479420), (2, 6739710), (3, 4493140), (4, 3369855), (5, 2695884), (6, 2246570), (10, 1347942), (12, 1123285), (15, 898628), (20, 673971), (30, 449314), (31, 434820), (60, 224657), (62, 217410), (93, 144940), (124, 108705), (155, 86964), (186, 72470), (310, 43482), (372, 36235), (465, 28988), (620, 21741), (930, 14494), (1860, 7247)]