12630320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 32060448

約数和(自身を除く): 19430128

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 251, 272, 296, 340, 370, 502, 592, 629, 680, 740, 1004, 1255, 1258, 1360, 1480, 2008, 2510, 2516, 2960, 3145, 4016, 4267, 5020, 5032, 6290, 8534, 9287, 10040, 10064, 12580, 17068, 18574, 20080, 21335, 25160, 34136, 37148, 42670, 46435, 50320, 68272, 74296, 85340, 92870, 148592, 157879, 170680, 185740, 315758, 341360, 371480, 631516, 742960, 789395, 1263032, 1578790, 2526064, 3157580, 6315160, 12630320]

約数ペア:

[(1, 12630320), (2, 6315160), (4, 3157580), (5, 2526064), (8, 1578790), (10, 1263032), (16, 789395), (17, 742960), (20, 631516), (34, 371480), (37, 341360), (40, 315758), (68, 185740), (74, 170680), (80, 157879), (85, 148592), (136, 92870), (148, 85340), (170, 74296), (185, 68272), (251, 50320), (272, 46435), (296, 42670), (340, 37148), (370, 34136), (502, 25160), (592, 21335), (629, 20080), (680, 18574), (740, 17068), (1004, 12580), (1255, 10064), (1258, 10040), (1360, 9287), (1480, 8534), (2008, 6290), (2510, 5032), (2516, 5020), (2960, 4267), (3145, 4016)]