1722350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:82

約数の個数: 72

約数和(自身を含む): 4028760

約数和(自身を除く): 2306410

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 37, 38, 49, 50, 70, 74, 95, 98, 133, 175, 185, 190, 245, 259, 266, 350, 370, 475, 490, 518, 665, 703, 925, 931, 950, 1225, 1295, 1330, 1406, 1813, 1850, 1862, 2450, 2590, 3325, 3515, 3626, 4655, 4921, 6475, 6650, 7030, 9065, 9310, 9842, 12950, 17575, 18130, 23275, 24605, 34447, 35150, 45325, 46550, 49210, 68894, 90650, 123025, 172235, 246050, 344470, 861175, 1722350]

約数ペア:

[(1, 1722350), (2, 861175), (5, 344470), (7, 246050), (10, 172235), (14, 123025), (19, 90650), (25, 68894), (35, 49210), (37, 46550), (38, 45325), (49, 35150), (50, 34447), (70, 24605), (74, 23275), (95, 18130), (98, 17575), (133, 12950), (175, 9842), (185, 9310), (190, 9065), (245, 7030), (259, 6650), (266, 6475), (350, 4921), (370, 4655), (475, 3626), (490, 3515), (518, 3325), (665, 2590), (703, 2450), (925, 1862), (931, 1850), (950, 1813), (1225, 1406), (1295, 1330)]