4168760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 9493200

約数和(自身を除く): 5324440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1171, 1780, 2342, 3560, 4684, 5855, 9368, 11710, 23420, 46840, 104219, 208438, 416876, 521095, 833752, 1042190, 2084380, 4168760]

約数ペア:

[(1, 4168760), (2, 2084380), (4, 1042190), (5, 833752), (8, 521095), (10, 416876), (20, 208438), (40, 104219), (89, 46840), (178, 23420), (356, 11710), (445, 9368), (712, 5855), (890, 4684), (1171, 3560), (1780, 2342)]