17951290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 21447110

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 37, 58, 70, 74, 145, 185, 203, 239, 259, 290, 370, 406, 478, 518, 1015, 1073, 1195, 1295, 1673, 2030, 2146, 2390, 2590, 3346, 5365, 6931, 7511, 8365, 8843, 10730, 13862, 15022, 16730, 17686, 34655, 37555, 44215, 48517, 61901, 69310, 75110, 88430, 97034, 123802, 242585, 256447, 309505, 485170, 512894, 619010, 1282235, 1795129, 2564470, 3590258, 8975645, 17951290]

約数ペア:

[(1, 17951290), (2, 8975645), (5, 3590258), (7, 2564470), (10, 1795129), (14, 1282235), (29, 619010), (35, 512894), (37, 485170), (58, 309505), (70, 256447), (74, 242585), (145, 123802), (185, 97034), (203, 88430), (239, 75110), (259, 69310), (290, 61901), (370, 48517), (406, 44215), (478, 37555), (518, 34655), (1015, 17686), (1073, 16730), (1195, 15022), (1295, 13862), (1673, 10730), (2030, 8843), (2146, 8365), (2390, 7511), (2590, 6931), (3346, 5365)]