118887040

素因数分解:

$2^7\times 5^1\times {\mathrm{431}}^2$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 284875290

約数和(自身を除く): 165988250

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 431, 640, 862, 1724, 2155, 3448, 4310, 6896, 8620, 13792, 17240, 27584, 34480, 55168, 68960, 137920, 185761, 275840, 371522, 743044, 928805, 1486088, 1857610, 2972176, 3715220, 5944352, 7430440, 11888704, 14860880, 23777408, 29721760, 59443520, 118887040]

約数ペア:

[(1, 118887040), (2, 59443520), (4, 29721760), (5, 23777408), (8, 14860880), (10, 11888704), (16, 7430440), (20, 5944352), (32, 3715220), (40, 2972176), (64, 1857610), (80, 1486088), (128, 928805), (160, 743044), (320, 371522), (431, 275840), (640, 185761), (862, 137920), (1724, 68960), (2155, 55168), (3448, 34480), (4310, 27584), (6896, 17240), (8620, 13792)]