1796711420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{8689}}^1$

素因数の和:8923

約数の個数: 72

約数和(自身を含む): 4410418320

約数和(自身を除く): 2613706900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 211, 245, 422, 490, 844, 980, 1055, 1477, 2110, 2954, 4220, 5908, 7385, 8689, 10339, 14770, 17378, 20678, 29540, 34756, 41356, 43445, 51695, 60823, 86890, 103390, 121646, 173780, 206780, 243292, 304115, 425761, 608230, 851522, 1216460, 1703044, 1833379, 2128805, 3666758, 4257610, 7333516, 8515220, 9166895, 12833653, 18333790, 25667306, 36667580, 51334612, 64168265, 89835571, 128336530, 179671142, 256673060, 359342284, 449177855, 898355710, 1796711420]

約数ペア:

[(1, 1796711420), (2, 898355710), (4, 449177855), (5, 359342284), (7, 256673060), (10, 179671142), (14, 128336530), (20, 89835571), (28, 64168265), (35, 51334612), (49, 36667580), (70, 25667306), (98, 18333790), (140, 12833653), (196, 9166895), (211, 8515220), (245, 7333516), (422, 4257610), (490, 3666758), (844, 2128805), (980, 1833379), (1055, 1703044), (1477, 1216460), (2110, 851522), (2954, 608230), (4220, 425761), (5908, 304115), (7385, 243292), (8689, 206780), (10339, 173780), (14770, 121646), (17378, 103390), (20678, 86890), (29540, 60823), (34756, 51695), (41356, 43445)]