37897220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 81790128

約数和(自身を除く): 43892908

約数列:

[1, 2, 4, 5, 10, 20, 73, 101, 146, 202, 257, 292, 365, 404, 505, 514, 730, 1010, 1028, 1285, 1460, 2020, 2570, 5140, 7373, 14746, 18761, 25957, 29492, 36865, 37522, 51914, 73730, 75044, 93805, 103828, 129785, 147460, 187610, 259570, 375220, 519140, 1894861, 3789722, 7579444, 9474305, 18948610, 37897220]

約数ペア:

[(1, 37897220), (2, 18948610), (4, 9474305), (5, 7579444), (10, 3789722), (20, 1894861), (73, 519140), (101, 375220), (146, 259570), (202, 187610), (257, 147460), (292, 129785), (365, 103828), (404, 93805), (505, 75044), (514, 73730), (730, 51914), (1010, 37522), (1028, 36865), (1285, 29492), (1460, 25957), (2020, 18761), (2570, 14746), (5140, 7373)]