2015170020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{589231}}^1$

素因数の和:589265

約数の個数: 72

約数和(自身を含む): 6434413440

約数和(自身を除く): 4419243420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 589231, 1178462, 1767693, 2356924, 2946155, 3535386, 5303079, 5892310, 7070772, 8838465, 10606158, 11195389, 11784620, 17676930, 21212316, 22390778, 26515395, 33586167, 35353860, 44781556, 53030790, 55976945, 67172334, 100758501, 106061580, 111953890, 134344668, 167930835, 201517002, 223907780, 335861670, 403034004, 503792505, 671723340, 1007585010, 2015170020]

約数ペア:

[(1, 2015170020), (2, 1007585010), (3, 671723340), (4, 503792505), (5, 403034004), (6, 335861670), (9, 223907780), (10, 201517002), (12, 167930835), (15, 134344668), (18, 111953890), (19, 106061580), (20, 100758501), (30, 67172334), (36, 55976945), (38, 53030790), (45, 44781556), (57, 35353860), (60, 33586167), (76, 26515395), (90, 22390778), (95, 21212316), (114, 17676930), (171, 11784620), (180, 11195389), (190, 10606158), (228, 8838465), (285, 7070772), (342, 5892310), (380, 5303079), (570, 3535386), (684, 2946155), (855, 2356924), (1140, 1767693), (1710, 1178462), (3420, 589231)]