18022240

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1543}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 43188768

約数和(自身を除く): 25166528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 1543, 2336, 2920, 3086, 5840, 6172, 7715, 11680, 12344, 15430, 24688, 30860, 49376, 61720, 112639, 123440, 225278, 246880, 450556, 563195, 901112, 1126390, 1802224, 2252780, 3604448, 4505560, 9011120, 18022240]

約数ペア:

[(1, 18022240), (2, 9011120), (4, 4505560), (5, 3604448), (8, 2252780), (10, 1802224), (16, 1126390), (20, 901112), (32, 563195), (40, 450556), (73, 246880), (80, 225278), (146, 123440), (160, 112639), (292, 61720), (365, 49376), (584, 30860), (730, 24688), (1168, 15430), (1460, 12344), (1543, 11680), (2336, 7715), (2920, 6172), (3086, 5840)]