1380479560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2030117}}^1$

素因数の和:2030145

約数の個数: 32

約数和(自身を含む): 3288791160

約数和(自身を除く): 1908311600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2030117, 4060234, 8120468, 10150585, 16240936, 20301170, 34511989, 40602340, 69023978, 81204680, 138047956, 172559945, 276095912, 345119890, 690239780, 1380479560]

約数ペア:

[(1, 1380479560), (2, 690239780), (4, 345119890), (5, 276095912), (8, 172559945), (10, 138047956), (17, 81204680), (20, 69023978), (34, 40602340), (40, 34511989), (68, 20301170), (85, 16240936), (136, 10150585), (170, 8120468), (340, 4060234), (680, 2030117)]