25181420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6733}}^1$

素因数の和:6770

約数の個数: 48

約数和(自身を含む): 61090848

約数和(自身を除く): 35909428

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 6733, 13466, 26932, 33665, 67330, 74063, 114461, 134660, 148126, 228922, 296252, 370315, 457844, 572305, 740630, 1144610, 1259071, 1481260, 2289220, 2518142, 5036284, 6295355, 12590710, 25181420]

約数ペア:

[(1, 25181420), (2, 12590710), (4, 6295355), (5, 5036284), (10, 2518142), (11, 2289220), (17, 1481260), (20, 1259071), (22, 1144610), (34, 740630), (44, 572305), (55, 457844), (68, 370315), (85, 296252), (110, 228922), (170, 148126), (187, 134660), (220, 114461), (340, 74063), (374, 67330), (748, 33665), (935, 26932), (1870, 13466), (3740, 6733)]