20424565560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2711}}^1\times {\mathrm{8969}}^1$

素因数の和:11701

約数の個数: 128

約数和(自身を含む): 70060723200

約数和(自身を除く): 49636157640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2711, 5422, 8133, 8969, 10844, 13555, 16266, 17938, 18977, 21688, 26907, 27110, 32532, 35876, 37954, 40665, 44845, 53814, 54220, 56931, 62783, 65064, 71752, 75908, 81330, 89690, 94885, 107628, 108440, 113862, 125566, 134535, 151816, 162660, 179380, 188349, 189770, 215256, 227724, 251132, 269070, 284655, 313915, 325320, 358760, 376698, 379540, 455448, 502264, 538140, 569310, 627830, 753396, 759080, 941745, 1076280, 1138620, 1255660, 1506792, 1883490, 2277240, 2511320, 3766980, 7533960, 24314959, 48629918, 72944877, 97259836, 121574795, 145889754, 170204713, 194519672, 243149590, 291779508, 340409426, 364724385, 486299180, 510614139, 583559016, 680818852, 729448770, 851023565, 972598360, 1021228278, 1361637704, 1458897540, 1702047130, 2042456556, 2553070695, 2917795080, 3404094260, 4084913112, 5106141390, 6808188520, 10212282780, 20424565560]

約数ペア:

[(1, 20424565560), (2, 10212282780), (3, 6808188520), (4, 5106141390), (5, 4084913112), (6, 3404094260), (7, 2917795080), (8, 2553070695), (10, 2042456556), (12, 1702047130), (14, 1458897540), (15, 1361637704), (20, 1021228278), (21, 972598360), (24, 851023565), (28, 729448770), (30, 680818852), (35, 583559016), (40, 510614139), (42, 486299180), (56, 364724385), (60, 340409426), (70, 291779508), (84, 243149590), (105, 194519672), (120, 170204713), (140, 145889754), (168, 121574795), (210, 97259836), (280, 72944877), (420, 48629918), (840, 24314959), (2711, 7533960), (5422, 3766980), (8133, 2511320), (8969, 2277240), (10844, 1883490), (13555, 1506792), (16266, 1255660), (17938, 1138620), (18977, 1076280), (21688, 941745), (26907, 759080), (27110, 753396), (32532, 627830), (35876, 569310), (37954, 538140), (40665, 502264), (44845, 455448), (53814, 379540), (54220, 376698), (56931, 358760), (62783, 325320), (65064, 313915), (71752, 284655), (75908, 269070), (81330, 251132), (89690, 227724), (94885, 215256), (107628, 189770), (108440, 188349), (113862, 179380), (125566, 162660), (134535, 151816)]