2145440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 96

約数和(自身を含む): 5878656

約数和(自身を除く): 3733216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 53, 55, 80, 88, 92, 106, 110, 115, 160, 176, 184, 212, 220, 230, 253, 265, 352, 368, 424, 440, 460, 506, 530, 583, 736, 848, 880, 920, 1012, 1060, 1166, 1219, 1265, 1696, 1760, 1840, 2024, 2120, 2332, 2438, 2530, 2915, 3680, 4048, 4240, 4664, 4876, 5060, 5830, 6095, 8096, 8480, 9328, 9752, 10120, 11660, 12190, 13409, 18656, 19504, 20240, 23320, 24380, 26818, 39008, 40480, 46640, 48760, 53636, 67045, 93280, 97520, 107272, 134090, 195040, 214544, 268180, 429088, 536360, 1072720, 2145440]

約数ペア:

[(1, 2145440), (2, 1072720), (4, 536360), (5, 429088), (8, 268180), (10, 214544), (11, 195040), (16, 134090), (20, 107272), (22, 97520), (23, 93280), (32, 67045), (40, 53636), (44, 48760), (46, 46640), (53, 40480), (55, 39008), (80, 26818), (88, 24380), (92, 23320), (106, 20240), (110, 19504), (115, 18656), (160, 13409), (176, 12190), (184, 11660), (212, 10120), (220, 9752), (230, 9328), (253, 8480), (265, 8096), (352, 6095), (368, 5830), (424, 5060), (440, 4876), (460, 4664), (506, 4240), (530, 4048), (583, 3680), (736, 2915), (848, 2530), (880, 2438), (920, 2332), (1012, 2120), (1060, 2024), (1166, 1840), (1219, 1760), (1265, 1696)]