298819120

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{52609}}^1$

素因数の和:52693

約数の個数: 40

約数和(自身を含む): 704553120

約数和(自身を除く): 405734000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 52609, 105218, 210436, 263045, 420872, 526090, 841744, 1052180, 2104360, 3735239, 4208720, 7470478, 14940956, 18676195, 29881912, 37352390, 59763824, 74704780, 149409560, 298819120]

約数ペア:

[(1, 298819120), (2, 149409560), (4, 74704780), (5, 59763824), (8, 37352390), (10, 29881912), (16, 18676195), (20, 14940956), (40, 7470478), (71, 4208720), (80, 3735239), (142, 2104360), (284, 1052180), (355, 841744), (568, 526090), (710, 420872), (1136, 263045), (1420, 210436), (2840, 105218), (5680, 52609)]