2788392920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1\times {\mathrm{4013}}^1$

素因数の和:4652

約数の個数: 64

約数和(自身を含む): 6502680000

約数和(自身を除く): 3714287080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 599, 1160, 1198, 2396, 2995, 4013, 4792, 5990, 8026, 11980, 16052, 17371, 20065, 23960, 32104, 34742, 40130, 69484, 80260, 86855, 116377, 138968, 160520, 173710, 232754, 347420, 465508, 581885, 694840, 931016, 1163770, 2327540, 2403787, 4655080, 4807574, 9615148, 12018935, 19230296, 24037870, 48075740, 69709823, 96151480, 139419646, 278839292, 348549115, 557678584, 697098230, 1394196460, 2788392920]

約数ペア:

[(1, 2788392920), (2, 1394196460), (4, 697098230), (5, 557678584), (8, 348549115), (10, 278839292), (20, 139419646), (29, 96151480), (40, 69709823), (58, 48075740), (116, 24037870), (145, 19230296), (232, 12018935), (290, 9615148), (580, 4807574), (599, 4655080), (1160, 2403787), (1198, 2327540), (2396, 1163770), (2995, 931016), (4013, 694840), (4792, 581885), (5990, 465508), (8026, 347420), (11980, 232754), (16052, 173710), (17371, 160520), (20065, 138968), (23960, 116377), (32104, 86855), (34742, 80260), (40130, 69484)]