4004140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 9882432

約数和(自身を除く): 5878292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 773, 1036, 1295, 1546, 2590, 3092, 3865, 5180, 5411, 7730, 10822, 15460, 21644, 27055, 28601, 54110, 57202, 108220, 114404, 143005, 200207, 286010, 400414, 572020, 800828, 1001035, 2002070, 4004140]

約数ペア:

[(1, 4004140), (2, 2002070), (4, 1001035), (5, 800828), (7, 572020), (10, 400414), (14, 286010), (20, 200207), (28, 143005), (35, 114404), (37, 108220), (70, 57202), (74, 54110), (140, 28601), (148, 27055), (185, 21644), (259, 15460), (370, 10822), (518, 7730), (740, 5411), (773, 5180), (1036, 3865), (1295, 3092), (1546, 2590)]