18888923940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3851}}^1\times {\mathrm{81749}}^1$

素因数の和:85612

約数の個数: 48

約数和(自身を含む): 52903368000

約数和(自身を除く): 34014444060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3851, 7702, 11553, 15404, 19255, 23106, 38510, 46212, 57765, 77020, 81749, 115530, 163498, 231060, 245247, 326996, 408745, 490494, 817490, 980988, 1226235, 1634980, 2452470, 4904940, 314815399, 629630798, 944446197, 1259261596, 1574076995, 1888892394, 3148153990, 3777784788, 4722230985, 6296307980, 9444461970, 18888923940]

約数ペア:

[(1, 18888923940), (2, 9444461970), (3, 6296307980), (4, 4722230985), (5, 3777784788), (6, 3148153990), (10, 1888892394), (12, 1574076995), (15, 1259261596), (20, 944446197), (30, 629630798), (60, 314815399), (3851, 4904940), (7702, 2452470), (11553, 1634980), (15404, 1226235), (19255, 980988), (23106, 817490), (38510, 490494), (46212, 408745), (57765, 326996), (77020, 245247), (81749, 231060), (115530, 163498)]