91184020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2411}}^1$

素因数の和:2512

約数の個数: 48

約数和(自身を含む): 200987136

約数和(自身を除く): 109803116

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 2411, 3782, 4822, 7564, 9455, 9644, 12055, 18910, 24110, 37820, 48220, 74741, 147071, 149482, 294142, 298964, 373705, 588284, 735355, 747410, 1470710, 1494820, 2941420, 4559201, 9118402, 18236804, 22796005, 45592010, 91184020]

約数ペア:

[(1, 91184020), (2, 45592010), (4, 22796005), (5, 18236804), (10, 9118402), (20, 4559201), (31, 2941420), (61, 1494820), (62, 1470710), (122, 747410), (124, 735355), (155, 588284), (244, 373705), (305, 298964), (310, 294142), (610, 149482), (620, 147071), (1220, 74741), (1891, 48220), (2411, 37820), (3782, 24110), (4822, 18910), (7564, 12055), (9455, 9644)]