3816211240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{8641}}^1$

素因数の和:8894

約数の個数: 64

約数和(自身を含む): 8776469520

約数和(自身を除く): 4960258280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 181, 244, 305, 362, 488, 610, 724, 905, 1220, 1448, 1810, 2440, 3620, 7240, 8641, 11041, 17282, 22082, 34564, 43205, 44164, 55205, 69128, 86410, 88328, 110410, 172820, 220820, 345640, 441640, 527101, 1054202, 1564021, 2108404, 2635505, 3128042, 4216808, 5271010, 6256084, 7820105, 10542020, 12512168, 15640210, 21084040, 31280420, 62560840, 95405281, 190810562, 381621124, 477026405, 763242248, 954052810, 1908105620, 3816211240]

約数ペア:

[(1, 3816211240), (2, 1908105620), (4, 954052810), (5, 763242248), (8, 477026405), (10, 381621124), (20, 190810562), (40, 95405281), (61, 62560840), (122, 31280420), (181, 21084040), (244, 15640210), (305, 12512168), (362, 10542020), (488, 7820105), (610, 6256084), (724, 5271010), (905, 4216808), (1220, 3128042), (1448, 2635505), (1810, 2108404), (2440, 1564021), (3620, 1054202), (7240, 527101), (8641, 441640), (11041, 345640), (17282, 220820), (22082, 172820), (34564, 110410), (43205, 88328), (44164, 86410), (55205, 69128)]