40478620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1$

素因数の和:1019

約数の個数: 96

約数和(自身を含む): 109283328

約数和(自身を除く): 68804708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 598, 644, 805, 910, 967, 1196, 1495, 1610, 1820, 1934, 2093, 2990, 3220, 3868, 4186, 4835, 5980, 6769, 8372, 9670, 10465, 12571, 13538, 19340, 20930, 22241, 25142, 27076, 33845, 41860, 44482, 50284, 62855, 67690, 87997, 88964, 111205, 125710, 135380, 155687, 175994, 222410, 251420, 289133, 311374, 351988, 439985, 444820, 578266, 622748, 778435, 879970, 1156532, 1445665, 1556870, 1759940, 2023931, 2891330, 3113740, 4047862, 5782660, 8095724, 10119655, 20239310, 40478620]

約数ペア:

[(1, 40478620), (2, 20239310), (4, 10119655), (5, 8095724), (7, 5782660), (10, 4047862), (13, 3113740), (14, 2891330), (20, 2023931), (23, 1759940), (26, 1556870), (28, 1445665), (35, 1156532), (46, 879970), (52, 778435), (65, 622748), (70, 578266), (91, 444820), (92, 439985), (115, 351988), (130, 311374), (140, 289133), (161, 251420), (182, 222410), (230, 175994), (260, 155687), (299, 135380), (322, 125710), (364, 111205), (455, 88964), (460, 87997), (598, 67690), (644, 62855), (805, 50284), (910, 44482), (967, 41860), (1196, 33845), (1495, 27076), (1610, 25142), (1820, 22241), (1934, 20930), (2093, 19340), (2990, 13538), (3220, 12571), (3868, 10465), (4186, 9670), (4835, 8372), (5980, 6769)]