513920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1$

素因数の和:103

約数の個数: 64

約数和(自身を含む): 1358640

約数和(自身を除く): 844720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 73, 80, 88, 110, 128, 146, 160, 176, 220, 292, 320, 352, 365, 440, 584, 640, 704, 730, 803, 880, 1168, 1408, 1460, 1606, 1760, 2336, 2920, 3212, 3520, 4015, 4672, 5840, 6424, 7040, 8030, 9344, 11680, 12848, 16060, 23360, 25696, 32120, 46720, 51392, 64240, 102784, 128480, 256960, 513920]

約数ペア:

[(1, 513920), (2, 256960), (4, 128480), (5, 102784), (8, 64240), (10, 51392), (11, 46720), (16, 32120), (20, 25696), (22, 23360), (32, 16060), (40, 12848), (44, 11680), (55, 9344), (64, 8030), (73, 7040), (80, 6424), (88, 5840), (110, 4672), (128, 4015), (146, 3520), (160, 3212), (176, 2920), (220, 2336), (292, 1760), (320, 1606), (352, 1460), (365, 1408), (440, 1168), (584, 880), (640, 803), (704, 730)]