39184840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1097}}^1$

素因数の和:1174

約数の個数: 64

約数和(自身を含む): 94867200

約数和(自身を除く): 55682360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1097, 1786, 1880, 2194, 3572, 4388, 4465, 5485, 7144, 8776, 8930, 10970, 17860, 20843, 21940, 35720, 41686, 43880, 51559, 83372, 103118, 104215, 166744, 206236, 208430, 257795, 412472, 416860, 515590, 833720, 979621, 1031180, 1959242, 2062360, 3918484, 4898105, 7836968, 9796210, 19592420, 39184840]

約数ペア:

[(1, 39184840), (2, 19592420), (4, 9796210), (5, 7836968), (8, 4898105), (10, 3918484), (19, 2062360), (20, 1959242), (38, 1031180), (40, 979621), (47, 833720), (76, 515590), (94, 416860), (95, 412472), (152, 257795), (188, 208430), (190, 206236), (235, 166744), (376, 104215), (380, 103118), (470, 83372), (760, 51559), (893, 43880), (940, 41686), (1097, 35720), (1786, 21940), (1880, 20843), (2194, 17860), (3572, 10970), (4388, 8930), (4465, 8776), (5485, 7144)]