13523980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 29463840

約数和(自身を除く): 15939860

約数列:

[1, 2, 4, 5, 10, 20, 59, 73, 118, 146, 157, 236, 292, 295, 314, 365, 590, 628, 730, 785, 1180, 1460, 1570, 3140, 4307, 8614, 9263, 11461, 17228, 18526, 21535, 22922, 37052, 43070, 45844, 46315, 57305, 86140, 92630, 114610, 185260, 229220, 676199, 1352398, 2704796, 3380995, 6761990, 13523980]

約数ペア:

[(1, 13523980), (2, 6761990), (4, 3380995), (5, 2704796), (10, 1352398), (20, 676199), (59, 229220), (73, 185260), (118, 114610), (146, 92630), (157, 86140), (236, 57305), (292, 46315), (295, 45844), (314, 43070), (365, 37052), (590, 22922), (628, 21535), (730, 18526), (785, 17228), (1180, 11461), (1460, 9263), (1570, 8614), (3140, 4307)]