1810364054420

素因数分解:

$2^2\times 5^1\times {\mathrm{2971}}^1\times {\mathrm{3539}}^1\times {\mathrm{8609}}^1$

素因数の和:15128

約数の個数: 48

約数和(自身を含む): 3804560625600

約数和(自身を除く): 1994196571180

約数列:

[1, 2, 4, 5, 10, 20, 2971, 3539, 5942, 7078, 8609, 11884, 14156, 14855, 17218, 17695, 29710, 34436, 35390, 43045, 59420, 70780, 86090, 172180, 10514369, 21028738, 25577339, 30467251, 42057476, 51154678, 52571845, 60934502, 102309356, 105143690, 121869004, 127886695, 152336255, 210287380, 255773390, 304672510, 511546780, 609345020, 90518202721, 181036405442, 362072810884, 452591013605, 905182027210, 1810364054420]

約数ペア:

[(1, 1810364054420), (2, 905182027210), (4, 452591013605), (5, 362072810884), (10, 181036405442), (20, 90518202721), (2971, 609345020), (3539, 511546780), (5942, 304672510), (7078, 255773390), (8609, 210287380), (11884, 152336255), (14156, 127886695), (14855, 121869004), (17218, 105143690), (17695, 102309356), (29710, 60934502), (34436, 52571845), (35390, 51154678), (43045, 42057476), (59420, 30467251), (70780, 25577339), (86090, 21028738), (172180, 10514369)]