7969040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 19927296

約数和(自身を除く): 11958256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 71, 80, 92, 115, 122, 142, 184, 230, 244, 284, 305, 355, 368, 460, 488, 568, 610, 710, 920, 976, 1136, 1220, 1403, 1420, 1633, 1840, 2440, 2806, 2840, 3266, 4331, 4880, 5612, 5680, 6532, 7015, 8165, 8662, 11224, 13064, 14030, 16330, 17324, 21655, 22448, 26128, 28060, 32660, 34648, 43310, 56120, 65320, 69296, 86620, 99613, 112240, 130640, 173240, 199226, 346480, 398452, 498065, 796904, 996130, 1593808, 1992260, 3984520, 7969040]

約数ペア:

[(1, 7969040), (2, 3984520), (4, 1992260), (5, 1593808), (8, 996130), (10, 796904), (16, 498065), (20, 398452), (23, 346480), (40, 199226), (46, 173240), (61, 130640), (71, 112240), (80, 99613), (92, 86620), (115, 69296), (122, 65320), (142, 56120), (184, 43310), (230, 34648), (244, 32660), (284, 28060), (305, 26128), (355, 22448), (368, 21655), (460, 17324), (488, 16330), (568, 14030), (610, 13064), (710, 11224), (920, 8662), (976, 8165), (1136, 7015), (1220, 6532), (1403, 5680), (1420, 5612), (1633, 4880), (1840, 4331), (2440, 3266), (2806, 2840)]