57235220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21517}}^1$

素因数の和:21552

約数の個数: 48

約数和(自身を含む): 144600960

約数和(自身を除く): 87365740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 21517, 43034, 86068, 107585, 150619, 215170, 301238, 408823, 430340, 602476, 753095, 817646, 1506190, 1635292, 2044115, 2861761, 3012380, 4088230, 5723522, 8176460, 11447044, 14308805, 28617610, 57235220]

約数ペア:

[(1, 57235220), (2, 28617610), (4, 14308805), (5, 11447044), (7, 8176460), (10, 5723522), (14, 4088230), (19, 3012380), (20, 2861761), (28, 2044115), (35, 1635292), (38, 1506190), (70, 817646), (76, 753095), (95, 602476), (133, 430340), (140, 408823), (190, 301238), (266, 215170), (380, 150619), (532, 107585), (665, 86068), (1330, 43034), (2660, 21517)]