8697220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 22675968

約数和(自身を除く): 13978748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 37, 46, 70, 73, 74, 92, 115, 140, 146, 148, 161, 185, 230, 259, 292, 322, 365, 370, 460, 511, 518, 644, 730, 740, 805, 851, 1022, 1036, 1295, 1460, 1610, 1679, 1702, 2044, 2555, 2590, 2701, 3220, 3358, 3404, 4255, 5110, 5180, 5402, 5957, 6716, 8395, 8510, 10220, 10804, 11753, 11914, 13505, 16790, 17020, 18907, 23506, 23828, 27010, 29785, 33580, 37814, 47012, 54020, 58765, 59570, 62123, 75628, 94535, 117530, 119140, 124246, 189070, 235060, 248492, 310615, 378140, 434861, 621230, 869722, 1242460, 1739444, 2174305, 4348610, 8697220]

約数ペア:

[(1, 8697220), (2, 4348610), (4, 2174305), (5, 1739444), (7, 1242460), (10, 869722), (14, 621230), (20, 434861), (23, 378140), (28, 310615), (35, 248492), (37, 235060), (46, 189070), (70, 124246), (73, 119140), (74, 117530), (92, 94535), (115, 75628), (140, 62123), (146, 59570), (148, 58765), (161, 54020), (185, 47012), (230, 37814), (259, 33580), (292, 29785), (322, 27010), (365, 23828), (370, 23506), (460, 18907), (511, 17020), (518, 16790), (644, 13505), (730, 11914), (740, 11753), (805, 10804), (851, 10220), (1022, 8510), (1036, 8395), (1295, 6716), (1460, 5957), (1610, 5402), (1679, 5180), (1702, 5110), (2044, 4255), (2555, 3404), (2590, 3358), (2701, 3220)]