490022890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{937}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 1045997568

約数和(自身を除く): 555974678

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 241, 310, 434, 482, 937, 1085, 1205, 1687, 1874, 2170, 2410, 3374, 4685, 6559, 7471, 8435, 9370, 13118, 14942, 16870, 29047, 32795, 37355, 52297, 58094, 65590, 74710, 104594, 145235, 203329, 225817, 261485, 290470, 406658, 451634, 522970, 1016645, 1129085, 1580719, 2033290, 2258170, 3161438, 7000327, 7903595, 14000654, 15807190, 35001635, 49002289, 70003270, 98004578, 245011445, 490022890]

約数ペア:

[(1, 490022890), (2, 245011445), (5, 98004578), (7, 70003270), (10, 49002289), (14, 35001635), (31, 15807190), (35, 14000654), (62, 7903595), (70, 7000327), (155, 3161438), (217, 2258170), (241, 2033290), (310, 1580719), (434, 1129085), (482, 1016645), (937, 522970), (1085, 451634), (1205, 406658), (1687, 290470), (1874, 261485), (2170, 225817), (2410, 203329), (3374, 145235), (4685, 104594), (6559, 74710), (7471, 65590), (8435, 58094), (9370, 52297), (13118, 37355), (14942, 32795), (16870, 29047)]