12789819460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{253867}}^1$

素因数の和:254116

約数の個数: 48

約数和(自身を含む): 29428378560

約数和(自身を除く): 16638559100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 229, 458, 916, 1145, 2290, 2519, 4580, 5038, 10076, 12595, 25190, 50380, 253867, 507734, 1015468, 1269335, 2538670, 2792537, 5077340, 5585074, 11170148, 13962685, 27925370, 55850740, 58135543, 116271086, 232542172, 290677715, 581355430, 639490973, 1162710860, 1278981946, 2557963892, 3197454865, 6394909730, 12789819460]

約数ペア:

[(1, 12789819460), (2, 6394909730), (4, 3197454865), (5, 2557963892), (10, 1278981946), (11, 1162710860), (20, 639490973), (22, 581355430), (44, 290677715), (55, 232542172), (110, 116271086), (220, 58135543), (229, 55850740), (458, 27925370), (916, 13962685), (1145, 11170148), (2290, 5585074), (2519, 5077340), (4580, 2792537), (5038, 2538670), (10076, 1269335), (12595, 1015468), (25190, 507734), (50380, 253867)]