490325140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{6037}}^1$

素因数の和:6208

約数の個数: 48

約数和(自身を含む): 1071189504

約数和(自身を除く): 580864364

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 524, 620, 655, 1310, 2620, 4061, 6037, 8122, 12074, 16244, 20305, 24148, 30185, 40610, 60370, 81220, 120740, 187147, 374294, 748588, 790847, 935735, 1581694, 1871470, 3163388, 3742940, 3954235, 7908470, 15816940, 24516257, 49032514, 98065028, 122581285, 245162570, 490325140]

約数ペア:

[(1, 490325140), (2, 245162570), (4, 122581285), (5, 98065028), (10, 49032514), (20, 24516257), (31, 15816940), (62, 7908470), (124, 3954235), (131, 3742940), (155, 3163388), (262, 1871470), (310, 1581694), (524, 935735), (620, 790847), (655, 748588), (1310, 374294), (2620, 187147), (4061, 120740), (6037, 81220), (8122, 60370), (12074, 40610), (16244, 30185), (20305, 24148)]