20572350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 54639360

約数和(自身を除く): 34067010

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 67, 69, 75, 89, 115, 134, 138, 150, 178, 201, 230, 267, 335, 345, 402, 445, 534, 575, 670, 690, 890, 1005, 1150, 1335, 1541, 1675, 1725, 2010, 2047, 2225, 2670, 3082, 3350, 3450, 4094, 4450, 4623, 5025, 5963, 6141, 6675, 7705, 9246, 10050, 10235, 11926, 12282, 13350, 15410, 17889, 20470, 23115, 29815, 30705, 35778, 38525, 46230, 51175, 59630, 61410, 77050, 89445, 102350, 115575, 137149, 149075, 153525, 178890, 231150, 274298, 298150, 307050, 411447, 447225, 685745, 822894, 894450, 1371490, 2057235, 3428725, 4114470, 6857450, 10286175, 20572350]

約数ペア:

[(1, 20572350), (2, 10286175), (3, 6857450), (5, 4114470), (6, 3428725), (10, 2057235), (15, 1371490), (23, 894450), (25, 822894), (30, 685745), (46, 447225), (50, 411447), (67, 307050), (69, 298150), (75, 274298), (89, 231150), (115, 178890), (134, 153525), (138, 149075), (150, 137149), (178, 115575), (201, 102350), (230, 89445), (267, 77050), (335, 61410), (345, 59630), (402, 51175), (445, 46230), (534, 38525), (575, 35778), (670, 30705), (690, 29815), (890, 23115), (1005, 20470), (1150, 17889), (1335, 15410), (1541, 13350), (1675, 12282), (1725, 11926), (2010, 10235), (2047, 10050), (2225, 9246), (2670, 7705), (3082, 6675), (3350, 6141), (3450, 5963), (4094, 5025), (4450, 4623)]