20045550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1162

約数の個数: 96

約数和(自身を含む): 60210432

約数和(自身を除く): 40164882

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 25, 30, 34, 35, 42, 50, 51, 70, 75, 85, 102, 105, 119, 150, 170, 175, 210, 238, 255, 350, 357, 425, 510, 525, 595, 714, 850, 1050, 1123, 1190, 1275, 1785, 2246, 2550, 2975, 3369, 3570, 5615, 5950, 6738, 7861, 8925, 11230, 15722, 16845, 17850, 19091, 23583, 28075, 33690, 38182, 39305, 47166, 56150, 57273, 78610, 84225, 95455, 114546, 117915, 133637, 168450, 190910, 196525, 235830, 267274, 286365, 393050, 400911, 477275, 572730, 589575, 668185, 801822, 954550, 1179150, 1336370, 1431825, 2004555, 2863650, 3340925, 4009110, 6681850, 10022775, 20045550]

約数ペア:

[(1, 20045550), (2, 10022775), (3, 6681850), (5, 4009110), (6, 3340925), (7, 2863650), (10, 2004555), (14, 1431825), (15, 1336370), (17, 1179150), (21, 954550), (25, 801822), (30, 668185), (34, 589575), (35, 572730), (42, 477275), (50, 400911), (51, 393050), (70, 286365), (75, 267274), (85, 235830), (102, 196525), (105, 190910), (119, 168450), (150, 133637), (170, 117915), (175, 114546), (210, 95455), (238, 84225), (255, 78610), (350, 57273), (357, 56150), (425, 47166), (510, 39305), (525, 38182), (595, 33690), (714, 28075), (850, 23583), (1050, 19091), (1123, 17850), (1190, 16845), (1275, 15722), (1785, 11230), (2246, 8925), (2550, 7861), (2975, 6738), (3369, 5950), (3570, 5615)]