5635180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 12499200

約数和(自身を除く): 6864020

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 149, 155, 244, 298, 305, 310, 596, 610, 620, 745, 1220, 1490, 1891, 2980, 3782, 4619, 7564, 9089, 9238, 9455, 18178, 18476, 18910, 23095, 36356, 37820, 45445, 46190, 90890, 92380, 181780, 281759, 563518, 1127036, 1408795, 2817590, 5635180]

約数ペア:

[(1, 5635180), (2, 2817590), (4, 1408795), (5, 1127036), (10, 563518), (20, 281759), (31, 181780), (61, 92380), (62, 90890), (122, 46190), (124, 45445), (149, 37820), (155, 36356), (244, 23095), (298, 18910), (305, 18476), (310, 18178), (596, 9455), (610, 9238), (620, 9089), (745, 7564), (1220, 4619), (1490, 3782), (1891, 2980)]