1738796720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1278527}}^1$

素因数の和:1278557

約数の個数: 40

約数和(自身を含む): 4280511744

約数和(自身を除く): 2541715024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1278527, 2557054, 5114108, 6392635, 10228216, 12785270, 20456432, 21734959, 25570540, 43469918, 51141080, 86939836, 102282160, 108674795, 173879672, 217349590, 347759344, 434699180, 869398360, 1738796720]

約数ペア:

[(1, 1738796720), (2, 869398360), (4, 434699180), (5, 347759344), (8, 217349590), (10, 173879672), (16, 108674795), (17, 102282160), (20, 86939836), (34, 51141080), (40, 43469918), (68, 25570540), (80, 21734959), (85, 20456432), (136, 12785270), (170, 10228216), (272, 6392635), (340, 5114108), (680, 2557054), (1360, 1278527)]