22497520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^3\times {\mathrm{41}}^1$

素因数の和:111

約数の個数: 80

約数和(自身を含む): 56558880

約数和(自身を除く): 34061360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 361, 380, 410, 656, 722, 760, 779, 820, 1444, 1520, 1558, 1640, 1805, 2888, 3116, 3280, 3610, 3895, 5776, 6232, 6859, 7220, 7790, 12464, 13718, 14440, 14801, 15580, 27436, 28880, 29602, 31160, 34295, 54872, 59204, 62320, 68590, 74005, 109744, 118408, 137180, 148010, 236816, 274360, 281219, 296020, 548720, 562438, 592040, 1124876, 1184080, 1406095, 2249752, 2812190, 4499504, 5624380, 11248760, 22497520]

約数ペア:

[(1, 22497520), (2, 11248760), (4, 5624380), (5, 4499504), (8, 2812190), (10, 2249752), (16, 1406095), (19, 1184080), (20, 1124876), (38, 592040), (40, 562438), (41, 548720), (76, 296020), (80, 281219), (82, 274360), (95, 236816), (152, 148010), (164, 137180), (190, 118408), (205, 109744), (304, 74005), (328, 68590), (361, 62320), (380, 59204), (410, 54872), (656, 34295), (722, 31160), (760, 29602), (779, 28880), (820, 27436), (1444, 15580), (1520, 14801), (1558, 14440), (1640, 13718), (1805, 12464), (2888, 7790), (3116, 7220), (3280, 6859), (3610, 6232), (3895, 5776)]