29918320

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 72673920

約数和(自身を除く): 42755600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 73, 80, 94, 109, 146, 188, 218, 235, 292, 365, 376, 436, 470, 545, 584, 730, 752, 872, 940, 1090, 1168, 1460, 1744, 1880, 2180, 2920, 3431, 3760, 4360, 5123, 5840, 6862, 7957, 8720, 10246, 13724, 15914, 17155, 20492, 25615, 27448, 31828, 34310, 39785, 40984, 51230, 54896, 63656, 68620, 79570, 81968, 102460, 127312, 137240, 159140, 204920, 274480, 318280, 373979, 409840, 636560, 747958, 1495916, 1869895, 2991832, 3739790, 5983664, 7479580, 14959160, 29918320]

約数ペア:

[(1, 29918320), (2, 14959160), (4, 7479580), (5, 5983664), (8, 3739790), (10, 2991832), (16, 1869895), (20, 1495916), (40, 747958), (47, 636560), (73, 409840), (80, 373979), (94, 318280), (109, 274480), (146, 204920), (188, 159140), (218, 137240), (235, 127312), (292, 102460), (365, 81968), (376, 79570), (436, 68620), (470, 63656), (545, 54896), (584, 51230), (730, 40984), (752, 39785), (872, 34310), (940, 31828), (1090, 27448), (1168, 25615), (1460, 20492), (1744, 17155), (1880, 15914), (2180, 13724), (2920, 10246), (3431, 8720), (3760, 7957), (4360, 6862), (5123, 5840)]