2980456660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1307}}^1$

素因数の和:1705

約数の個数: 96

約数和(自身を含む): 7001043840

約数和(自身を除く): 4020587180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 353, 380, 646, 706, 1292, 1307, 1412, 1615, 1765, 2614, 3230, 3530, 5228, 6001, 6460, 6535, 6707, 7060, 12002, 13070, 13414, 22219, 24004, 24833, 26140, 26828, 30005, 33535, 44438, 49666, 60010, 67070, 88876, 99332, 111095, 114019, 120020, 124165, 134140, 222190, 228038, 248330, 422161, 444380, 456076, 461371, 496660, 570095, 844322, 922742, 1140190, 1688644, 1845484, 2110805, 2280380, 2306855, 4221610, 4613710, 7843307, 8443220, 8766049, 9227420, 15686614, 17532098, 31373228, 35064196, 39216535, 43830245, 78433070, 87660490, 149022833, 156866140, 175320980, 298045666, 596091332, 745114165, 1490228330, 2980456660]

約数ペア:

[(1, 2980456660), (2, 1490228330), (4, 745114165), (5, 596091332), (10, 298045666), (17, 175320980), (19, 156866140), (20, 149022833), (34, 87660490), (38, 78433070), (68, 43830245), (76, 39216535), (85, 35064196), (95, 31373228), (170, 17532098), (190, 15686614), (323, 9227420), (340, 8766049), (353, 8443220), (380, 7843307), (646, 4613710), (706, 4221610), (1292, 2306855), (1307, 2280380), (1412, 2110805), (1615, 1845484), (1765, 1688644), (2614, 1140190), (3230, 922742), (3530, 844322), (5228, 570095), (6001, 496660), (6460, 461371), (6535, 456076), (6707, 444380), (7060, 422161), (12002, 248330), (13070, 228038), (13414, 222190), (22219, 134140), (24004, 124165), (24833, 120020), (26140, 114019), (26828, 111095), (30005, 99332), (33535, 88876), (44438, 67070), (49666, 60010)]