15260440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29347}}^1$

素因数の和:29371

約数の個数: 32

約数和(自身を含む): 36978480

約数和(自身を除く): 21718040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 29347, 58694, 117388, 146735, 234776, 293470, 381511, 586940, 763022, 1173880, 1526044, 1907555, 3052088, 3815110, 7630220, 15260440]

約数ペア:

[(1, 15260440), (2, 7630220), (4, 3815110), (5, 3052088), (8, 1907555), (10, 1526044), (13, 1173880), (20, 763022), (26, 586940), (40, 381511), (52, 293470), (65, 234776), (104, 146735), (130, 117388), (260, 58694), (520, 29347)]