1421540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 3274992

約数和(自身を除く): 1853452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 113, 148, 170, 185, 226, 340, 370, 452, 565, 629, 740, 1130, 1258, 1921, 2260, 2516, 3145, 3842, 4181, 6290, 7684, 8362, 9605, 12580, 16724, 19210, 20905, 38420, 41810, 71077, 83620, 142154, 284308, 355385, 710770, 1421540]

約数ペア:

[(1, 1421540), (2, 710770), (4, 355385), (5, 284308), (10, 142154), (17, 83620), (20, 71077), (34, 41810), (37, 38420), (68, 20905), (74, 19210), (85, 16724), (113, 12580), (148, 9605), (170, 8362), (185, 7684), (226, 6290), (340, 4181), (370, 3842), (452, 3145), (565, 2516), (629, 2260), (740, 1921), (1130, 1258)]