42786110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{647}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 81881280

約数和(自身を除く): 39095170

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 389, 647, 778, 1294, 1945, 3235, 3890, 6470, 6613, 10999, 13226, 21998, 33065, 54995, 66130, 109990, 251683, 503366, 1258415, 2516830, 4278611, 8557222, 21393055, 42786110]

約数ペア:

[(1, 42786110), (2, 21393055), (5, 8557222), (10, 4278611), (17, 2516830), (34, 1258415), (85, 503366), (170, 251683), (389, 109990), (647, 66130), (778, 54995), (1294, 33065), (1945, 21998), (3235, 13226), (3890, 10999), (6470, 6613)]