234262520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 546769440

約数和(自身を除く): 312506920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 83, 164, 166, 205, 328, 332, 410, 415, 664, 820, 830, 1640, 1660, 1721, 3320, 3403, 3442, 6806, 6884, 8605, 13612, 13768, 17015, 17210, 27224, 34030, 34420, 68060, 68840, 70561, 136120, 141122, 142843, 282244, 285686, 352805, 564488, 571372, 705610, 714215, 1142744, 1411220, 1428430, 2822440, 2856860, 5713720, 5856563, 11713126, 23426252, 29282815, 46852504, 58565630, 117131260, 234262520]

約数ペア:

[(1, 234262520), (2, 117131260), (4, 58565630), (5, 46852504), (8, 29282815), (10, 23426252), (20, 11713126), (40, 5856563), (41, 5713720), (82, 2856860), (83, 2822440), (164, 1428430), (166, 1411220), (205, 1142744), (328, 714215), (332, 705610), (410, 571372), (415, 564488), (664, 352805), (820, 285686), (830, 282244), (1640, 142843), (1660, 141122), (1721, 136120), (3320, 70561), (3403, 68840), (3442, 68060), (6806, 34420), (6884, 34030), (8605, 27224), (13612, 17210), (13768, 17015)]