20199705660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6601211}}^1$

素因数の和:6601243

約数の個数: 72

約数和(自身を含む): 64876711536

約数和(自身を除く): 44677005876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 6601211, 13202422, 19803633, 26404844, 33006055, 39607266, 59410899, 66012110, 79214532, 99018165, 112220587, 118821798, 132024220, 198036330, 224441174, 237643596, 297054495, 336661761, 396072660, 448882348, 561102935, 594108990, 673323522, 1009985283, 1122205870, 1188217980, 1346647044, 1683308805, 2019970566, 2244411740, 3366617610, 4039941132, 5049926415, 6733235220, 10099852830, 20199705660]

約数ペア:

[(1, 20199705660), (2, 10099852830), (3, 6733235220), (4, 5049926415), (5, 4039941132), (6, 3366617610), (9, 2244411740), (10, 2019970566), (12, 1683308805), (15, 1346647044), (17, 1188217980), (18, 1122205870), (20, 1009985283), (30, 673323522), (34, 594108990), (36, 561102935), (45, 448882348), (51, 396072660), (60, 336661761), (68, 297054495), (85, 237643596), (90, 224441174), (102, 198036330), (153, 132024220), (170, 118821798), (180, 112220587), (204, 99018165), (255, 79214532), (306, 66012110), (340, 59410899), (510, 39607266), (612, 33006055), (765, 26404844), (1020, 19803633), (1530, 13202422), (3060, 6601211)]