1257440

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 3084480

約数和(自身を除く): 1827040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 271, 290, 464, 542, 580, 928, 1084, 1160, 1355, 2168, 2320, 2710, 4336, 4640, 5420, 7859, 8672, 10840, 15718, 21680, 31436, 39295, 43360, 62872, 78590, 125744, 157180, 251488, 314360, 628720, 1257440]

約数ペア:

[(1, 1257440), (2, 628720), (4, 314360), (5, 251488), (8, 157180), (10, 125744), (16, 78590), (20, 62872), (29, 43360), (32, 39295), (40, 31436), (58, 21680), (80, 15718), (116, 10840), (145, 8672), (160, 7859), (232, 5420), (271, 4640), (290, 4336), (464, 2710), (542, 2320), (580, 2168), (928, 1355), (1084, 1160)]