3141040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 8570880

約数和(自身を除く): 5429840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 79, 80, 112, 140, 142, 158, 280, 284, 316, 355, 395, 497, 553, 560, 568, 632, 710, 790, 994, 1106, 1136, 1264, 1420, 1580, 1988, 2212, 2485, 2765, 2840, 3160, 3976, 4424, 4970, 5530, 5609, 5680, 6320, 7952, 8848, 9940, 11060, 11218, 19880, 22120, 22436, 28045, 39263, 39760, 44240, 44872, 56090, 78526, 89744, 112180, 157052, 196315, 224360, 314104, 392630, 448720, 628208, 785260, 1570520, 3141040]

約数ペア:

[(1, 3141040), (2, 1570520), (4, 785260), (5, 628208), (7, 448720), (8, 392630), (10, 314104), (14, 224360), (16, 196315), (20, 157052), (28, 112180), (35, 89744), (40, 78526), (56, 56090), (70, 44872), (71, 44240), (79, 39760), (80, 39263), (112, 28045), (140, 22436), (142, 22120), (158, 19880), (280, 11218), (284, 11060), (316, 9940), (355, 8848), (395, 7952), (497, 6320), (553, 5680), (560, 5609), (568, 5530), (632, 4970), (710, 4424), (790, 3976), (994, 3160), (1106, 2840), (1136, 2765), (1264, 2485), (1420, 2212), (1580, 1988)]