19543980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1151}}^1$

素因数の和:1446

約数の個数: 48

約数和(自身を含む): 54964224

約数和(自身を除く): 35420244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 283, 566, 849, 1132, 1151, 1415, 1698, 2302, 2830, 3396, 3453, 4245, 4604, 5660, 5755, 6906, 8490, 11510, 13812, 16980, 17265, 23020, 34530, 69060, 325733, 651466, 977199, 1302932, 1628665, 1954398, 3257330, 3908796, 4885995, 6514660, 9771990, 19543980]

約数ペア:

[(1, 19543980), (2, 9771990), (3, 6514660), (4, 4885995), (5, 3908796), (6, 3257330), (10, 1954398), (12, 1628665), (15, 1302932), (20, 977199), (30, 651466), (60, 325733), (283, 69060), (566, 34530), (849, 23020), (1132, 17265), (1151, 16980), (1415, 13812), (1698, 11510), (2302, 8490), (2830, 6906), (3396, 5755), (3453, 5660), (4245, 4604)]