7442180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 16374960

約数和(自身を除く): 8932780

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 113, 148, 178, 185, 226, 356, 370, 445, 452, 565, 740, 890, 1130, 1780, 2260, 3293, 4181, 6586, 8362, 10057, 13172, 16465, 16724, 20114, 20905, 32930, 40228, 41810, 50285, 65860, 83620, 100570, 201140, 372109, 744218, 1488436, 1860545, 3721090, 7442180]

約数ペア:

[(1, 7442180), (2, 3721090), (4, 1860545), (5, 1488436), (10, 744218), (20, 372109), (37, 201140), (74, 100570), (89, 83620), (113, 65860), (148, 50285), (178, 41810), (185, 40228), (226, 32930), (356, 20905), (370, 20114), (445, 16724), (452, 16465), (565, 13172), (740, 10057), (890, 8362), (1130, 6586), (1780, 4181), (2260, 3293)]