442965820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{64951}}^1$

素因数の和:65002

約数の個数: 48

約数和(自身を含む): 1047545856

約数和(自身を除く): 604580036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 64951, 129902, 259804, 324755, 649510, 714461, 1299020, 1428922, 2013481, 2857844, 3572305, 4026962, 7144610, 8053924, 10067405, 14289220, 20134810, 22148291, 40269620, 44296582, 88593164, 110741455, 221482910, 442965820]

約数ペア:

[(1, 442965820), (2, 221482910), (4, 110741455), (5, 88593164), (10, 44296582), (11, 40269620), (20, 22148291), (22, 20134810), (31, 14289220), (44, 10067405), (55, 8053924), (62, 7144610), (110, 4026962), (124, 3572305), (155, 2857844), (220, 2013481), (310, 1428922), (341, 1299020), (620, 714461), (682, 649510), (1364, 324755), (1705, 259804), (3410, 129902), (6820, 64951)]