48215920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31721}}^1$

素因数の和:31753

約数の個数: 40

約数和(自身を含む): 118005840

約数和(自身を除く): 69789920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 31721, 63442, 126884, 158605, 253768, 317210, 507536, 602699, 634420, 1205398, 1268840, 2410796, 2537680, 3013495, 4821592, 6026990, 9643184, 12053980, 24107960, 48215920]

約数ペア:

[(1, 48215920), (2, 24107960), (4, 12053980), (5, 9643184), (8, 6026990), (10, 4821592), (16, 3013495), (19, 2537680), (20, 2410796), (38, 1268840), (40, 1205398), (76, 634420), (80, 602699), (95, 507536), (152, 317210), (190, 253768), (304, 158605), (380, 126884), (760, 63442), (1520, 31721)]