141358180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{971}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 308629440

約数和(自身を除く): 167271260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 251, 290, 502, 580, 971, 1004, 1255, 1942, 2510, 3884, 4855, 5020, 7279, 9710, 14558, 19420, 28159, 29116, 36395, 56318, 72790, 112636, 140795, 145580, 243721, 281590, 487442, 563180, 974884, 1218605, 2437210, 4874420, 7067909, 14135818, 28271636, 35339545, 70679090, 141358180]

約数ペア:

[(1, 141358180), (2, 70679090), (4, 35339545), (5, 28271636), (10, 14135818), (20, 7067909), (29, 4874420), (58, 2437210), (116, 1218605), (145, 974884), (251, 563180), (290, 487442), (502, 281590), (580, 243721), (971, 145580), (1004, 140795), (1255, 112636), (1942, 72790), (2510, 56318), (3884, 36395), (4855, 29116), (5020, 28159), (7279, 19420), (9710, 14558)]