39554320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{521}}^1$

素因数の和:620

約数の個数: 80

約数和(自身を含む): 100587312

約数和(自身を除く): 61032992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 521, 584, 730, 949, 1040, 1042, 1168, 1460, 1898, 2084, 2605, 2920, 3796, 4168, 4745, 5210, 5840, 6773, 7592, 8336, 9490, 10420, 13546, 15184, 18980, 20840, 27092, 33865, 37960, 38033, 41680, 54184, 67730, 75920, 76066, 108368, 135460, 152132, 190165, 270920, 304264, 380330, 494429, 541840, 608528, 760660, 988858, 1521320, 1977716, 2472145, 3042640, 3955432, 4944290, 7910864, 9888580, 19777160, 39554320]

約数ペア:

[(1, 39554320), (2, 19777160), (4, 9888580), (5, 7910864), (8, 4944290), (10, 3955432), (13, 3042640), (16, 2472145), (20, 1977716), (26, 1521320), (40, 988858), (52, 760660), (65, 608528), (73, 541840), (80, 494429), (104, 380330), (130, 304264), (146, 270920), (208, 190165), (260, 152132), (292, 135460), (365, 108368), (520, 76066), (521, 75920), (584, 67730), (730, 54184), (949, 41680), (1040, 38033), (1042, 37960), (1168, 33865), (1460, 27092), (1898, 20840), (2084, 18980), (2605, 15184), (2920, 13546), (3796, 10420), (4168, 9490), (4745, 8336), (5210, 7592), (5840, 6773)]