31638040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{313}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 86136480

約数和(自身を除く): 54498440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 313, 361, 380, 532, 626, 665, 722, 760, 1064, 1252, 1330, 1444, 1565, 1805, 2191, 2504, 2527, 2660, 2888, 3130, 3610, 4382, 5054, 5320, 5947, 6260, 7220, 8764, 10108, 10955, 11894, 12520, 12635, 14440, 17528, 20216, 21910, 23788, 25270, 29735, 41629, 43820, 47576, 50540, 59470, 83258, 87640, 101080, 112993, 118940, 166516, 208145, 225986, 237880, 333032, 416290, 451972, 564965, 790951, 832580, 903944, 1129930, 1581902, 1665160, 2259860, 3163804, 3954755, 4519720, 6327608, 7909510, 15819020, 31638040]

約数ペア:

[(1, 31638040), (2, 15819020), (4, 7909510), (5, 6327608), (7, 4519720), (8, 3954755), (10, 3163804), (14, 2259860), (19, 1665160), (20, 1581902), (28, 1129930), (35, 903944), (38, 832580), (40, 790951), (56, 564965), (70, 451972), (76, 416290), (95, 333032), (133, 237880), (140, 225986), (152, 208145), (190, 166516), (266, 118940), (280, 112993), (313, 101080), (361, 87640), (380, 83258), (532, 59470), (626, 50540), (665, 47576), (722, 43820), (760, 41629), (1064, 29735), (1252, 25270), (1330, 23788), (1444, 21910), (1565, 20216), (1805, 17528), (2191, 14440), (2504, 12635), (2527, 12520), (2660, 11894), (2888, 10955), (3130, 10108), (3610, 8764), (4382, 7220), (5054, 6260), (5320, 5947)]