359796740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1543}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 770394240

約数和(自身を除く): 410597500

約数列:

[1, 2, 4, 5, 10, 20, 89, 131, 178, 262, 356, 445, 524, 655, 890, 1310, 1543, 1780, 2620, 3086, 6172, 7715, 11659, 15430, 23318, 30860, 46636, 58295, 116590, 137327, 202133, 233180, 274654, 404266, 549308, 686635, 808532, 1010665, 1373270, 2021330, 2746540, 4042660, 17989837, 35979674, 71959348, 89949185, 179898370, 359796740]

約数ペア:

[(1, 359796740), (2, 179898370), (4, 89949185), (5, 71959348), (10, 35979674), (20, 17989837), (89, 4042660), (131, 2746540), (178, 2021330), (262, 1373270), (356, 1010665), (445, 808532), (524, 686635), (655, 549308), (890, 404266), (1310, 274654), (1543, 233180), (1780, 202133), (2620, 137327), (3086, 116590), (6172, 58295), (7715, 46636), (11659, 30860), (15430, 23318)]