3971950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 8057520

約数和(自身を除く): 4085570

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 113, 185, 190, 226, 370, 475, 565, 703, 925, 950, 1130, 1406, 1850, 2147, 2825, 3515, 4181, 4294, 5650, 7030, 8362, 10735, 17575, 20905, 21470, 35150, 41810, 53675, 79439, 104525, 107350, 158878, 209050, 397195, 794390, 1985975, 3971950]

約数ペア:

[(1, 3971950), (2, 1985975), (5, 794390), (10, 397195), (19, 209050), (25, 158878), (37, 107350), (38, 104525), (50, 79439), (74, 53675), (95, 41810), (113, 35150), (185, 21470), (190, 20905), (226, 17575), (370, 10735), (475, 8362), (565, 7030), (703, 5650), (925, 4294), (950, 4181), (1130, 3515), (1406, 2825), (1850, 2147)]