39777560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 94478400

約数和(自身を除く): 54700840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 647, 1060, 1160, 1294, 1537, 2120, 2588, 3074, 3235, 5176, 6148, 6470, 7685, 12296, 12940, 15370, 18763, 25880, 30740, 34291, 37526, 61480, 68582, 75052, 93815, 137164, 150104, 171455, 187630, 274328, 342910, 375260, 685820, 750520, 994439, 1371640, 1988878, 3977756, 4972195, 7955512, 9944390, 19888780, 39777560]

約数ペア:

[(1, 39777560), (2, 19888780), (4, 9944390), (5, 7955512), (8, 4972195), (10, 3977756), (20, 1988878), (29, 1371640), (40, 994439), (53, 750520), (58, 685820), (106, 375260), (116, 342910), (145, 274328), (212, 187630), (232, 171455), (265, 150104), (290, 137164), (424, 93815), (530, 75052), (580, 68582), (647, 61480), (1060, 37526), (1160, 34291), (1294, 30740), (1537, 25880), (2120, 18763), (2588, 15370), (3074, 12940), (3235, 12296), (5176, 7685), (6148, 6470)]