2843017780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1999}}^1$

素因数の和:2161

約数の個数: 96

約数和(自身を含む): 6531840000

約数和(自身を除く): 3688822220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 89, 94, 170, 178, 188, 235, 340, 356, 445, 470, 799, 890, 940, 1513, 1598, 1780, 1999, 3026, 3196, 3995, 3998, 4183, 6052, 7565, 7990, 7996, 8366, 9995, 15130, 15980, 16732, 19990, 20915, 30260, 33983, 39980, 41830, 67966, 71111, 83660, 93953, 135932, 142222, 169915, 177911, 187906, 284444, 339830, 355555, 355822, 375812, 469765, 679660, 711110, 711644, 889555, 939530, 1422220, 1597201, 1779110, 1879060, 3024487, 3194402, 3558220, 6048974, 6388804, 7986005, 8361817, 12097948, 15122435, 15972010, 16723634, 30244870, 31944020, 33447268, 41809085, 60489740, 83618170, 142150889, 167236340, 284301778, 568603556, 710754445, 1421508890, 2843017780]

約数ペア:

[(1, 2843017780), (2, 1421508890), (4, 710754445), (5, 568603556), (10, 284301778), (17, 167236340), (20, 142150889), (34, 83618170), (47, 60489740), (68, 41809085), (85, 33447268), (89, 31944020), (94, 30244870), (170, 16723634), (178, 15972010), (188, 15122435), (235, 12097948), (340, 8361817), (356, 7986005), (445, 6388804), (470, 6048974), (799, 3558220), (890, 3194402), (940, 3024487), (1513, 1879060), (1598, 1779110), (1780, 1597201), (1999, 1422220), (3026, 939530), (3196, 889555), (3995, 711644), (3998, 711110), (4183, 679660), (6052, 469765), (7565, 375812), (7990, 355822), (7996, 355555), (8366, 339830), (9995, 284444), (15130, 187906), (15980, 177911), (16732, 169915), (19990, 142222), (20915, 135932), (30260, 93953), (33983, 83660), (39980, 71111), (41830, 67966)]