53255860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20021}}^1$

素因数の和:20056

約数の個数: 48

約数和(自身を含む): 134547840

約数和(自身を除く): 81291980

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, 20021, 40042, 80084, 100105, 140147, 200210, 280294, 380399, 400420, 560588, 700735, 760798, 1401470, 1521596, 1901995, 2662793, 2802940, 3803990, 5325586, 7607980, 10651172, 13313965, 26627930, 53255860]

約数ペア:

[(1, 53255860), (2, 26627930), (4, 13313965), (5, 10651172), (7, 7607980), (10, 5325586), (14, 3803990), (19, 2802940), (20, 2662793), (28, 1901995), (35, 1521596), (38, 1401470), (70, 760798), (76, 700735), (95, 560588), (133, 400420), (140, 380399), (190, 280294), (266, 200210), (380, 140147), (532, 100105), (665, 80084), (1330, 40042), (2660, 20021)]