40432640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 88

約数和(自身を含む): 99484200

約数和(自身を除く): 59051560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 149, 160, 212, 256, 265, 298, 320, 424, 512, 530, 596, 640, 745, 848, 1024, 1060, 1192, 1280, 1490, 1696, 2120, 2384, 2560, 2980, 3392, 4240, 4768, 5120, 5960, 6784, 7897, 8480, 9536, 11920, 13568, 15794, 16960, 19072, 23840, 27136, 31588, 33920, 38144, 39485, 47680, 54272, 63176, 67840, 76288, 78970, 95360, 126352, 135680, 152576, 157940, 190720, 252704, 271360, 315880, 381440, 505408, 631760, 762880, 1010816, 1263520, 2021632, 2527040, 4043264, 5054080, 8086528, 10108160, 20216320, 40432640]

約数ペア:

[(1, 40432640), (2, 20216320), (4, 10108160), (5, 8086528), (8, 5054080), (10, 4043264), (16, 2527040), (20, 2021632), (32, 1263520), (40, 1010816), (53, 762880), (64, 631760), (80, 505408), (106, 381440), (128, 315880), (149, 271360), (160, 252704), (212, 190720), (256, 157940), (265, 152576), (298, 135680), (320, 126352), (424, 95360), (512, 78970), (530, 76288), (596, 67840), (640, 63176), (745, 54272), (848, 47680), (1024, 39485), (1060, 38144), (1192, 33920), (1280, 31588), (1490, 27136), (1696, 23840), (2120, 19072), (2384, 16960), (2560, 15794), (2980, 13568), (3392, 11920), (4240, 9536), (4768, 8480), (5120, 7897), (5960, 6784)]