8961449940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2620307}}^1$

素因数の和:2620341

約数の個数: 72

約数和(自身を含む): 28613763360

約数和(自身を除く): 19652313420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 2620307, 5240614, 7860921, 10481228, 13101535, 15721842, 23582763, 26203070, 31443684, 39304605, 47165526, 49785833, 52406140, 78609210, 94331052, 99571666, 117913815, 149357499, 157218420, 199143332, 235827630, 248929165, 298714998, 448072497, 471655260, 497858330, 597429996, 746787495, 896144994, 995716660, 1493574990, 1792289988, 2240362485, 2987149980, 4480724970, 8961449940]

約数ペア:

[(1, 8961449940), (2, 4480724970), (3, 2987149980), (4, 2240362485), (5, 1792289988), (6, 1493574990), (9, 995716660), (10, 896144994), (12, 746787495), (15, 597429996), (18, 497858330), (19, 471655260), (20, 448072497), (30, 298714998), (36, 248929165), (38, 235827630), (45, 199143332), (57, 157218420), (60, 149357499), (76, 117913815), (90, 99571666), (95, 94331052), (114, 78609210), (171, 52406140), (180, 49785833), (190, 47165526), (228, 39304605), (285, 31443684), (342, 26203070), (380, 23582763), (570, 15721842), (684, 13101535), (855, 10481228), (1140, 7860921), (1710, 5240614), (3420, 2620307)]