20102760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2975

約数の個数: 96

約数和(自身を含む): 68796000

約数和(自身を除く): 48693240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 2939, 3420, 5878, 6840, 8817, 11756, 14695, 17634, 23512, 26451, 29390, 35268, 44085, 52902, 55841, 58780, 70536, 88170, 105804, 111682, 117560, 132255, 167523, 176340, 211608, 223364, 264510, 279205, 335046, 352680, 446728, 502569, 529020, 558410, 670092, 837615, 1005138, 1058040, 1116820, 1340184, 1675230, 2010276, 2233640, 2512845, 3350460, 4020552, 5025690, 6700920, 10051380, 20102760]

約数ペア:

[(1, 20102760), (2, 10051380), (3, 6700920), (4, 5025690), (5, 4020552), (6, 3350460), (8, 2512845), (9, 2233640), (10, 2010276), (12, 1675230), (15, 1340184), (18, 1116820), (19, 1058040), (20, 1005138), (24, 837615), (30, 670092), (36, 558410), (38, 529020), (40, 502569), (45, 446728), (57, 352680), (60, 335046), (72, 279205), (76, 264510), (90, 223364), (95, 211608), (114, 176340), (120, 167523), (152, 132255), (171, 117560), (180, 111682), (190, 105804), (228, 88170), (285, 70536), (342, 58780), (360, 55841), (380, 52902), (456, 44085), (570, 35268), (684, 29390), (760, 26451), (855, 23512), (1140, 17634), (1368, 14695), (1710, 11756), (2280, 8817), (2939, 6840), (3420, 5878)]