1888142720

素因数分解:

$2^7\times 5^1\times {\mathrm{2950223}}^1$

素因数の和:2950242

約数の個数: 32

約数和(自身を含む): 4513842720

約数和(自身を除く): 2625700000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2950223, 5900446, 11800892, 14751115, 23601784, 29502230, 47203568, 59004460, 94407136, 118008920, 188814272, 236017840, 377628544, 472035680, 944071360, 1888142720]

約数ペア:

[(1, 1888142720), (2, 944071360), (4, 472035680), (5, 377628544), (8, 236017840), (10, 188814272), (16, 118008920), (20, 94407136), (32, 59004460), (40, 47203568), (64, 29502230), (80, 23601784), (128, 14751115), (160, 11800892), (320, 5900446), (640, 2950223)]