416928920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{4051}}^1$

素因数の和:4176

約数の個数: 64

約数和(自身を含む): 980259840

約数和(自身を除く): 563330920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1240, 1660, 2573, 3320, 4051, 5146, 8102, 10292, 12865, 16204, 20255, 20584, 25730, 32408, 40510, 51460, 81020, 102920, 125581, 162040, 251162, 336233, 502324, 627905, 672466, 1004648, 1255810, 1344932, 1681165, 2511620, 2689864, 3362330, 5023240, 6724660, 10423223, 13449320, 20846446, 41692892, 52116115, 83385784, 104232230, 208464460, 416928920]

約数ペア:

[(1, 416928920), (2, 208464460), (4, 104232230), (5, 83385784), (8, 52116115), (10, 41692892), (20, 20846446), (31, 13449320), (40, 10423223), (62, 6724660), (83, 5023240), (124, 3362330), (155, 2689864), (166, 2511620), (248, 1681165), (310, 1344932), (332, 1255810), (415, 1004648), (620, 672466), (664, 627905), (830, 502324), (1240, 336233), (1660, 251162), (2573, 162040), (3320, 125581), (4051, 102920), (5146, 81020), (8102, 51460), (10292, 40510), (12865, 32408), (16204, 25730), (20255, 20584)]