20162928880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{872099}}^1$

素因数の和:872146

約数の個数: 60

約数和(自身を含む): 49798654200

約数和(自身を除く): 29635725320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 11560, 23120, 872099, 1744198, 3488396, 4360495, 6976792, 8720990, 13953584, 14825683, 17441980, 29651366, 34883960, 59302732, 69767920, 74128415, 118605464, 148256830, 237210928, 252036611, 296513660, 504073222, 593027320, 1008146444, 1186054640, 1260183055, 2016292888, 2520366110, 4032585776, 5040732220, 10081464440, 20162928880]

約数ペア:

[(1, 20162928880), (2, 10081464440), (4, 5040732220), (5, 4032585776), (8, 2520366110), (10, 2016292888), (16, 1260183055), (17, 1186054640), (20, 1008146444), (34, 593027320), (40, 504073222), (68, 296513660), (80, 252036611), (85, 237210928), (136, 148256830), (170, 118605464), (272, 74128415), (289, 69767920), (340, 59302732), (578, 34883960), (680, 29651366), (1156, 17441980), (1360, 14825683), (1445, 13953584), (2312, 8720990), (2890, 6976792), (4624, 4360495), (5780, 3488396), (11560, 1744198), (23120, 872099)]