1359980360

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{557369}}^1$

素因数の和:557441

約数の個数: 32

約数和(自身を含む): 3110124600

約数和(自身を除く): 1750144240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 557369, 1114738, 2229476, 2786845, 4458952, 5573690, 11147380, 22294760, 33999509, 67999018, 135998036, 169997545, 271996072, 339995090, 679990180, 1359980360]

約数ペア:

[(1, 1359980360), (2, 679990180), (4, 339995090), (5, 271996072), (8, 169997545), (10, 135998036), (20, 67999018), (40, 33999509), (61, 22294760), (122, 11147380), (244, 5573690), (305, 4458952), (488, 2786845), (610, 2229476), (1220, 1114738), (2440, 557369)]