45199420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{647}}^1$

素因数の和:1162

約数の個数: 48

約数和(自身を含む): 108864000

約数和(自身を除く): 63664580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 647, 998, 1294, 1996, 2495, 2588, 3235, 3493, 4529, 4990, 6470, 6986, 9058, 9980, 12940, 13972, 17465, 18116, 22645, 34930, 45290, 69860, 90580, 322853, 645706, 1291412, 1614265, 2259971, 3228530, 4519942, 6457060, 9039884, 11299855, 22599710, 45199420]

約数ペア:

[(1, 45199420), (2, 22599710), (4, 11299855), (5, 9039884), (7, 6457060), (10, 4519942), (14, 3228530), (20, 2259971), (28, 1614265), (35, 1291412), (70, 645706), (140, 322853), (499, 90580), (647, 69860), (998, 45290), (1294, 34930), (1996, 22645), (2495, 18116), (2588, 17465), (3235, 13972), (3493, 12940), (4529, 9980), (4990, 9058), (6470, 6986)]