938432840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{1933}}^1$

素因数の和:2226

約数の個数: 64

約数和(自身を含む): 2161825200

約数和(自身を除く): 1223392360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 229, 265, 424, 458, 530, 916, 1060, 1145, 1832, 1933, 2120, 2290, 3866, 4580, 7732, 9160, 9665, 12137, 15464, 19330, 24274, 38660, 48548, 60685, 77320, 97096, 102449, 121370, 204898, 242740, 409796, 442657, 485480, 512245, 819592, 885314, 1024490, 1770628, 2048980, 2213285, 3541256, 4097960, 4426570, 8853140, 17706280, 23460821, 46921642, 93843284, 117304105, 187686568, 234608210, 469216420, 938432840]

約数ペア:

[(1, 938432840), (2, 469216420), (4, 234608210), (5, 187686568), (8, 117304105), (10, 93843284), (20, 46921642), (40, 23460821), (53, 17706280), (106, 8853140), (212, 4426570), (229, 4097960), (265, 3541256), (424, 2213285), (458, 2048980), (530, 1770628), (916, 1024490), (1060, 885314), (1145, 819592), (1832, 512245), (1933, 485480), (2120, 442657), (2290, 409796), (3866, 242740), (4580, 204898), (7732, 121370), (9160, 102449), (9665, 97096), (12137, 77320), (15464, 60685), (19330, 48548), (24274, 38660)]