13318180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 28957824

約数和(自身を除く): 15639644

約数列:

[1, 2, 4, 5, 10, 20, 71, 83, 113, 142, 166, 226, 284, 332, 355, 415, 452, 565, 710, 830, 1130, 1420, 1660, 2260, 5893, 8023, 9379, 11786, 16046, 18758, 23572, 29465, 32092, 37516, 40115, 46895, 58930, 80230, 93790, 117860, 160460, 187580, 665909, 1331818, 2663636, 3329545, 6659090, 13318180]

約数ペア:

[(1, 13318180), (2, 6659090), (4, 3329545), (5, 2663636), (10, 1331818), (20, 665909), (71, 187580), (83, 160460), (113, 117860), (142, 93790), (166, 80230), (226, 58930), (284, 46895), (332, 40115), (355, 37516), (415, 32092), (452, 29465), (565, 23572), (710, 18758), (830, 16046), (1130, 11786), (1420, 9379), (1660, 8023), (2260, 5893)]