19943160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8747}}^1$

素因数の和:8780

約数の個数: 64

約数和(自身を含む): 62985600

約数和(自身を除く): 43042440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8747, 17494, 26241, 34988, 43735, 52482, 69976, 87470, 104964, 131205, 166193, 174940, 209928, 262410, 332386, 349880, 498579, 524820, 664772, 830965, 997158, 1049640, 1329544, 1661930, 1994316, 2492895, 3323860, 3988632, 4985790, 6647720, 9971580, 19943160]

約数ペア:

[(1, 19943160), (2, 9971580), (3, 6647720), (4, 4985790), (5, 3988632), (6, 3323860), (8, 2492895), (10, 1994316), (12, 1661930), (15, 1329544), (19, 1049640), (20, 997158), (24, 830965), (30, 664772), (38, 524820), (40, 498579), (57, 349880), (60, 332386), (76, 262410), (95, 209928), (114, 174940), (120, 166193), (152, 131205), (190, 104964), (228, 87470), (285, 69976), (380, 52482), (456, 43735), (570, 34988), (760, 26241), (1140, 17494), (2280, 8747)]