39289070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 73422720

約数和(自身を除く): 34133650

約数列:

[1, 2, 5, 10, 41, 79, 82, 158, 205, 395, 410, 790, 1213, 2426, 3239, 6065, 6478, 12130, 16195, 32390, 49733, 95827, 99466, 191654, 248665, 479135, 497330, 958270, 3928907, 7857814, 19644535, 39289070]

約数ペア:

[(1, 39289070), (2, 19644535), (5, 7857814), (10, 3928907), (41, 958270), (79, 497330), (82, 479135), (158, 248665), (205, 191654), (395, 99466), (410, 95827), (790, 49733), (1213, 32390), (2426, 16195), (3239, 12130), (6065, 6478)]