16843980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2143}}^1$

素因数の和:2286

約数の個数: 48

約数和(自身を含む): 47545344

約数和(自身を除く): 30701364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2143, 2620, 3930, 4286, 6429, 7860, 8572, 10715, 12858, 21430, 25716, 32145, 42860, 64290, 128580, 280733, 561466, 842199, 1122932, 1403665, 1684398, 2807330, 3368796, 4210995, 5614660, 8421990, 16843980]

約数ペア:

[(1, 16843980), (2, 8421990), (3, 5614660), (4, 4210995), (5, 3368796), (6, 2807330), (10, 1684398), (12, 1403665), (15, 1122932), (20, 842199), (30, 561466), (60, 280733), (131, 128580), (262, 64290), (393, 42860), (524, 32145), (655, 25716), (786, 21430), (1310, 12858), (1572, 10715), (1965, 8572), (2143, 7860), (2620, 6429), (3930, 4286)]