48889480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 115084800

約数和(自身を除く): 66195320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 248, 310, 356, 443, 445, 620, 712, 886, 890, 1240, 1772, 1780, 2215, 2759, 3544, 3560, 4430, 5518, 8860, 11036, 13733, 13795, 17720, 22072, 27466, 27590, 39427, 54932, 55180, 68665, 78854, 109864, 110360, 137330, 157708, 197135, 274660, 315416, 394270, 549320, 788540, 1222237, 1577080, 2444474, 4888948, 6111185, 9777896, 12222370, 24444740, 48889480]

約数ペア:

[(1, 48889480), (2, 24444740), (4, 12222370), (5, 9777896), (8, 6111185), (10, 4888948), (20, 2444474), (31, 1577080), (40, 1222237), (62, 788540), (89, 549320), (124, 394270), (155, 315416), (178, 274660), (248, 197135), (310, 157708), (356, 137330), (443, 110360), (445, 109864), (620, 78854), (712, 68665), (886, 55180), (890, 54932), (1240, 39427), (1772, 27590), (1780, 27466), (2215, 22072), (2759, 17720), (3544, 13795), (3560, 13733), (4430, 11036), (5518, 8860)]