2228240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 6213888

約数和(自身を除く): 3985648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 173, 184, 230, 280, 322, 346, 368, 460, 560, 644, 692, 805, 865, 920, 1211, 1288, 1384, 1610, 1730, 1840, 2422, 2576, 2768, 3220, 3460, 3979, 4844, 6055, 6440, 6920, 7958, 9688, 12110, 12880, 13840, 15916, 19376, 19895, 24220, 27853, 31832, 39790, 48440, 55706, 63664, 79580, 96880, 111412, 139265, 159160, 222824, 278530, 318320, 445648, 557060, 1114120, 2228240]

約数ペア:

[(1, 2228240), (2, 1114120), (4, 557060), (5, 445648), (7, 318320), (8, 278530), (10, 222824), (14, 159160), (16, 139265), (20, 111412), (23, 96880), (28, 79580), (35, 63664), (40, 55706), (46, 48440), (56, 39790), (70, 31832), (80, 27853), (92, 24220), (112, 19895), (115, 19376), (140, 15916), (161, 13840), (173, 12880), (184, 12110), (230, 9688), (280, 7958), (322, 6920), (346, 6440), (368, 6055), (460, 4844), (560, 3979), (644, 3460), (692, 3220), (805, 2768), (865, 2576), (920, 2422), (1211, 1840), (1288, 1730), (1384, 1610)]