15648520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5839}}^1$

素因数の和:5917

約数の個数: 32

約数和(自身を含む): 35740800

約数和(自身を除く): 20092280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 5839, 11678, 23356, 29195, 46712, 58390, 116780, 233560, 391213, 782426, 1564852, 1956065, 3129704, 3912130, 7824260, 15648520]

約数ペア:

[(1, 15648520), (2, 7824260), (4, 3912130), (5, 3129704), (8, 1956065), (10, 1564852), (20, 782426), (40, 391213), (67, 233560), (134, 116780), (268, 58390), (335, 46712), (536, 29195), (670, 23356), (1340, 11678), (2680, 5839)]