1490707520

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113621}}^1$

素因数の和:113679

約数の個数: 56

約数和(自身を含む): 3636358488

約数和(自身を除く): 2145650968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 113621, 227242, 454484, 568105, 908968, 1136210, 1817936, 2272420, 3635872, 4544840, 4658461, 7271744, 9089680, 9316922, 18179360, 18633844, 23292305, 36358720, 37267688, 46584610, 74535376, 93169220, 149070752, 186338440, 298141504, 372676880, 745353760, 1490707520]

約数ペア:

[(1, 1490707520), (2, 745353760), (4, 372676880), (5, 298141504), (8, 186338440), (10, 149070752), (16, 93169220), (20, 74535376), (32, 46584610), (40, 37267688), (41, 36358720), (64, 23292305), (80, 18633844), (82, 18179360), (160, 9316922), (164, 9089680), (205, 7271744), (320, 4658461), (328, 4544840), (410, 3635872), (656, 2272420), (820, 1817936), (1312, 1136210), (1640, 908968), (2624, 568105), (3280, 454484), (6560, 227242), (13120, 113621)]