40039040

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:949

約数の個数: 64

約数和(自身を含む): 97142760

約数和(自身を除く): 57103720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 584, 640, 730, 857, 1168, 1460, 1714, 2336, 2920, 3428, 4285, 4672, 5840, 6856, 8570, 9344, 11680, 13712, 17140, 23360, 27424, 34280, 46720, 54848, 62561, 68560, 109696, 125122, 137120, 250244, 274240, 312805, 500488, 548480, 625610, 1000976, 1251220, 2001952, 2502440, 4003904, 5004880, 8007808, 10009760, 20019520, 40039040]

約数ペア:

[(1, 40039040), (2, 20019520), (4, 10009760), (5, 8007808), (8, 5004880), (10, 4003904), (16, 2502440), (20, 2001952), (32, 1251220), (40, 1000976), (64, 625610), (73, 548480), (80, 500488), (128, 312805), (146, 274240), (160, 250244), (292, 137120), (320, 125122), (365, 109696), (584, 68560), (640, 62561), (730, 54848), (857, 46720), (1168, 34280), (1460, 27424), (1714, 23360), (2336, 17140), (2920, 13712), (3428, 11680), (4285, 9344), (4672, 8570), (5840, 6856)]