31747480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1196

約数の個数: 64

約数和(自身を含む): 77292000

約数和(自身を除く): 45544520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1129, 1406, 1480, 2258, 2812, 3515, 4516, 5624, 5645, 7030, 9032, 11290, 14060, 21451, 22580, 28120, 41773, 42902, 45160, 83546, 85804, 107255, 167092, 171608, 208865, 214510, 334184, 417730, 429020, 793687, 835460, 858040, 1587374, 1670920, 3174748, 3968435, 6349496, 7936870, 15873740, 31747480]

約数ペア:

[(1, 31747480), (2, 15873740), (4, 7936870), (5, 6349496), (8, 3968435), (10, 3174748), (19, 1670920), (20, 1587374), (37, 858040), (38, 835460), (40, 793687), (74, 429020), (76, 417730), (95, 334184), (148, 214510), (152, 208865), (185, 171608), (190, 167092), (296, 107255), (370, 85804), (380, 83546), (703, 45160), (740, 42902), (760, 41773), (1129, 28120), (1406, 22580), (1480, 21451), (2258, 14060), (2812, 11290), (3515, 9032), (4516, 7030), (5624, 5645)]