26026980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2049

約数の個数: 96

約数和(自身を含む): 86016000

約数和(自身を除く): 59989020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 1999, 2170, 2604, 3255, 3998, 4340, 5997, 6510, 7996, 9995, 11994, 13020, 13993, 19990, 23988, 27986, 29985, 39980, 41979, 55972, 59970, 61969, 69965, 83958, 119940, 123938, 139930, 167916, 185907, 209895, 247876, 279860, 309845, 371814, 419790, 433783, 619690, 743628, 839580, 867566, 929535, 1239380, 1301349, 1735132, 1859070, 2168915, 2602698, 3718140, 4337830, 5205396, 6506745, 8675660, 13013490, 26026980]

約数ペア:

[(1, 26026980), (2, 13013490), (3, 8675660), (4, 6506745), (5, 5205396), (6, 4337830), (7, 3718140), (10, 2602698), (12, 2168915), (14, 1859070), (15, 1735132), (20, 1301349), (21, 1239380), (28, 929535), (30, 867566), (31, 839580), (35, 743628), (42, 619690), (60, 433783), (62, 419790), (70, 371814), (84, 309845), (93, 279860), (105, 247876), (124, 209895), (140, 185907), (155, 167916), (186, 139930), (210, 123938), (217, 119940), (310, 83958), (372, 69965), (420, 61969), (434, 59970), (465, 55972), (620, 41979), (651, 39980), (868, 29985), (930, 27986), (1085, 23988), (1302, 19990), (1860, 13993), (1999, 13020), (2170, 11994), (2604, 9995), (3255, 7996), (3998, 6510), (4340, 5997)]