20170390860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{387743}}^1$

素因数の和:387792

約数の個数: 108

約数和(自身を含む): 64994424768

約数和(自身を除く): 44824033908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 510, 578, 612, 765, 867, 1020, 1156, 1445, 1530, 1734, 2601, 2890, 3060, 3468, 4335, 5202, 5780, 8670, 10404, 13005, 17340, 26010, 52020, 387743, 775486, 1163229, 1550972, 1938715, 2326458, 3489687, 3877430, 4652916, 5816145, 6591631, 6979374, 7754860, 11632290, 13183262, 13958748, 17448435, 19774893, 23264580, 26366524, 32958155, 34896870, 39549786, 59324679, 65916310, 69793740, 79099572, 98874465, 112057727, 118649358, 131832620, 197748930, 224115454, 237298716, 296623395, 336173181, 395497860, 448230908, 560288635, 593246790, 672346362, 1008519543, 1120577270, 1186493580, 1344692724, 1680865905, 2017039086, 2241154540, 3361731810, 4034078172, 5042597715, 6723463620, 10085195430, 20170390860]

約数ペア:

[(1, 20170390860), (2, 10085195430), (3, 6723463620), (4, 5042597715), (5, 4034078172), (6, 3361731810), (9, 2241154540), (10, 2017039086), (12, 1680865905), (15, 1344692724), (17, 1186493580), (18, 1120577270), (20, 1008519543), (30, 672346362), (34, 593246790), (36, 560288635), (45, 448230908), (51, 395497860), (60, 336173181), (68, 296623395), (85, 237298716), (90, 224115454), (102, 197748930), (153, 131832620), (170, 118649358), (180, 112057727), (204, 98874465), (255, 79099572), (289, 69793740), (306, 65916310), (340, 59324679), (510, 39549786), (578, 34896870), (612, 32958155), (765, 26366524), (867, 23264580), (1020, 19774893), (1156, 17448435), (1445, 13958748), (1530, 13183262), (1734, 11632290), (2601, 7754860), (2890, 6979374), (3060, 6591631), (3468, 5816145), (4335, 4652916), (5202, 3877430), (5780, 3489687), (8670, 2326458), (10404, 1938715), (13005, 1550972), (17340, 1163229), (26010, 775486), (52020, 387743)]