20832930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 60825600

約数和(自身を除く): 39992670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 114, 131, 135, 155, 171, 186, 190, 262, 270, 279, 285, 310, 342, 393, 465, 513, 558, 570, 589, 655, 786, 837, 855, 930, 1026, 1178, 1179, 1310, 1395, 1674, 1710, 1767, 1965, 2358, 2489, 2565, 2790, 2945, 3534, 3537, 3930, 4061, 4185, 4978, 5130, 5301, 5890, 5895, 7074, 7467, 8122, 8370, 8835, 10602, 11790, 12183, 12445, 14934, 15903, 17670, 17685, 20305, 22401, 24366, 24890, 26505, 31806, 35370, 36549, 37335, 40610, 44802, 53010, 60915, 67203, 73098, 74670, 77159, 79515, 109647, 112005, 121830, 134406, 154318, 159030, 182745, 219294, 224010, 231477, 336015, 365490, 385795, 462954, 548235, 672030, 694431, 771590, 1096470, 1157385, 1388862, 2083293, 2314770, 3472155, 4166586, 6944310, 10416465, 20832930]

約数ペア:

[(1, 20832930), (2, 10416465), (3, 6944310), (5, 4166586), (6, 3472155), (9, 2314770), (10, 2083293), (15, 1388862), (18, 1157385), (19, 1096470), (27, 771590), (30, 694431), (31, 672030), (38, 548235), (45, 462954), (54, 385795), (57, 365490), (62, 336015), (90, 231477), (93, 224010), (95, 219294), (114, 182745), (131, 159030), (135, 154318), (155, 134406), (171, 121830), (186, 112005), (190, 109647), (262, 79515), (270, 77159), (279, 74670), (285, 73098), (310, 67203), (342, 60915), (393, 53010), (465, 44802), (513, 40610), (558, 37335), (570, 36549), (589, 35370), (655, 31806), (786, 26505), (837, 24890), (855, 24366), (930, 22401), (1026, 20305), (1178, 17685), (1179, 17670), (1310, 15903), (1395, 14934), (1674, 12445), (1710, 12183), (1767, 11790), (1965, 10602), (2358, 8835), (2489, 8370), (2565, 8122), (2790, 7467), (2945, 7074), (3534, 5895), (3537, 5890), (3930, 5301), (4061, 5130), (4185, 4978)]