28651040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 96

約数和(自身を含む): 75188736

約数和(自身を除く): 46537696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 73, 80, 88, 110, 146, 160, 176, 220, 223, 292, 352, 365, 440, 446, 584, 730, 803, 880, 892, 1115, 1168, 1460, 1606, 1760, 1784, 2230, 2336, 2453, 2920, 3212, 3568, 4015, 4460, 4906, 5840, 6424, 7136, 8030, 8920, 9812, 11680, 12265, 12848, 16060, 16279, 17840, 19624, 24530, 25696, 32120, 32558, 35680, 39248, 49060, 64240, 65116, 78496, 81395, 98120, 128480, 130232, 162790, 179069, 196240, 260464, 325580, 358138, 392480, 520928, 651160, 716276, 895345, 1302320, 1432552, 1790690, 2604640, 2865104, 3581380, 5730208, 7162760, 14325520, 28651040]

約数ペア:

[(1, 28651040), (2, 14325520), (4, 7162760), (5, 5730208), (8, 3581380), (10, 2865104), (11, 2604640), (16, 1790690), (20, 1432552), (22, 1302320), (32, 895345), (40, 716276), (44, 651160), (55, 520928), (73, 392480), (80, 358138), (88, 325580), (110, 260464), (146, 196240), (160, 179069), (176, 162790), (220, 130232), (223, 128480), (292, 98120), (352, 81395), (365, 78496), (440, 65116), (446, 64240), (584, 49060), (730, 39248), (803, 35680), (880, 32558), (892, 32120), (1115, 25696), (1168, 24530), (1460, 19624), (1606, 17840), (1760, 16279), (1784, 16060), (2230, 12848), (2336, 12265), (2453, 11680), (2920, 9812), (3212, 8920), (3568, 8030), (4015, 7136), (4460, 6424), (4906, 5840)]