1640233420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{103681}}^1$

素因数の和:103810

約数の個数: 48

約数和(自身を含む): 3971435328

約数和(自身を除く): 2331201908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3955, 7910, 15820, 103681, 207362, 414724, 518405, 725767, 1036810, 1451534, 2073620, 2903068, 3628835, 7257670, 11715953, 14515340, 23431906, 46863812, 58579765, 82011671, 117159530, 164023342, 234319060, 328046684, 410058355, 820116710, 1640233420]

約数ペア:

[(1, 1640233420), (2, 820116710), (4, 410058355), (5, 328046684), (7, 234319060), (10, 164023342), (14, 117159530), (20, 82011671), (28, 58579765), (35, 46863812), (70, 23431906), (113, 14515340), (140, 11715953), (226, 7257670), (452, 3628835), (565, 2903068), (791, 2073620), (1130, 1451534), (1582, 1036810), (2260, 725767), (3164, 518405), (3955, 414724), (7910, 207362), (15820, 103681)]