22515920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1348

約数の個数: 80

約数和(自身を含む): 61805568

約数和(自身を除く): 39289648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1297, 1736, 2170, 2480, 2594, 3472, 4340, 5188, 6485, 8680, 9079, 10376, 12970, 17360, 18158, 20752, 25940, 36316, 40207, 45395, 51880, 72632, 80414, 90790, 103760, 145264, 160828, 181580, 201035, 281449, 321656, 363160, 402070, 562898, 643312, 726320, 804140, 1125796, 1407245, 1608280, 2251592, 2814490, 3216560, 4503184, 5628980, 11257960, 22515920]

約数ペア:

[(1, 22515920), (2, 11257960), (4, 5628980), (5, 4503184), (7, 3216560), (8, 2814490), (10, 2251592), (14, 1608280), (16, 1407245), (20, 1125796), (28, 804140), (31, 726320), (35, 643312), (40, 562898), (56, 402070), (62, 363160), (70, 321656), (80, 281449), (112, 201035), (124, 181580), (140, 160828), (155, 145264), (217, 103760), (248, 90790), (280, 80414), (310, 72632), (434, 51880), (496, 45395), (560, 40207), (620, 36316), (868, 25940), (1085, 20752), (1240, 18158), (1297, 17360), (1736, 12970), (2170, 10376), (2480, 9079), (2594, 8680), (3472, 6485), (4340, 5188)]