8448580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 21287448

約数和(自身を除く): 12838868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 233, 245, 259, 370, 466, 490, 518, 740, 932, 980, 1036, 1165, 1295, 1631, 1813, 2330, 2590, 3262, 3626, 4660, 5180, 6524, 7252, 8155, 8621, 9065, 11417, 16310, 17242, 18130, 22834, 32620, 34484, 36260, 43105, 45668, 57085, 60347, 86210, 114170, 120694, 172420, 228340, 241388, 301735, 422429, 603470, 844858, 1206940, 1689716, 2112145, 4224290, 8448580]

約数ペア:

[(1, 8448580), (2, 4224290), (4, 2112145), (5, 1689716), (7, 1206940), (10, 844858), (14, 603470), (20, 422429), (28, 301735), (35, 241388), (37, 228340), (49, 172420), (70, 120694), (74, 114170), (98, 86210), (140, 60347), (148, 57085), (185, 45668), (196, 43105), (233, 36260), (245, 34484), (259, 32620), (370, 22834), (466, 18130), (490, 17242), (518, 16310), (740, 11417), (932, 9065), (980, 8621), (1036, 8155), (1165, 7252), (1295, 6524), (1631, 5180), (1813, 4660), (2330, 3626), (2590, 3262)]