8054860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 20321280

約数和(自身を除く): 12266420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 47, 55, 76, 82, 94, 95, 110, 164, 188, 190, 205, 209, 220, 235, 380, 410, 418, 451, 470, 517, 779, 820, 836, 893, 902, 940, 1034, 1045, 1558, 1786, 1804, 1927, 2068, 2090, 2255, 2585, 3116, 3572, 3854, 3895, 4180, 4465, 4510, 5170, 7708, 7790, 8569, 8930, 9020, 9635, 9823, 10340, 15580, 17138, 17860, 19270, 19646, 21197, 34276, 36613, 38540, 39292, 42394, 42845, 49115, 73226, 84788, 85690, 98230, 105985, 146452, 171380, 183065, 196460, 211970, 366130, 402743, 423940, 732260, 805486, 1610972, 2013715, 4027430, 8054860]

約数ペア:

[(1, 8054860), (2, 4027430), (4, 2013715), (5, 1610972), (10, 805486), (11, 732260), (19, 423940), (20, 402743), (22, 366130), (38, 211970), (41, 196460), (44, 183065), (47, 171380), (55, 146452), (76, 105985), (82, 98230), (94, 85690), (95, 84788), (110, 73226), (164, 49115), (188, 42845), (190, 42394), (205, 39292), (209, 38540), (220, 36613), (235, 34276), (380, 21197), (410, 19646), (418, 19270), (451, 17860), (470, 17138), (517, 15580), (779, 10340), (820, 9823), (836, 9635), (893, 9020), (902, 8930), (940, 8569), (1034, 7790), (1045, 7708), (1558, 5170), (1786, 4510), (1804, 4465), (1927, 4180), (2068, 3895), (2090, 3854), (2255, 3572), (2585, 3116)]