520079861720

素因数分解:

$2^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{2741}}^1\times {\mathrm{5009}}^1$

素因数の和:8708

約数の個数: 64

約数和(自身を含む): 1172076674400

約数和(自身を除く): 651996812680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 947, 1894, 2741, 3788, 4735, 5009, 5482, 7576, 9470, 10018, 10964, 13705, 18940, 20036, 21928, 25045, 27410, 37880, 40072, 50090, 54820, 100180, 109640, 200360, 2595727, 4743523, 5191454, 9487046, 10382908, 12978635, 13729669, 18974092, 20765816, 23717615, 25957270, 27459338, 37948184, 47435230, 51914540, 54918676, 68648345, 94870460, 103829080, 109837352, 137296690, 189740920, 274593380, 549186760, 13001996543, 26003993086, 52007986172, 65009982715, 104015972344, 130019965430, 260039930860, 520079861720]

約数ペア:

[(1, 520079861720), (2, 260039930860), (4, 130019965430), (5, 104015972344), (8, 65009982715), (10, 52007986172), (20, 26003993086), (40, 13001996543), (947, 549186760), (1894, 274593380), (2741, 189740920), (3788, 137296690), (4735, 109837352), (5009, 103829080), (5482, 94870460), (7576, 68648345), (9470, 54918676), (10018, 51914540), (10964, 47435230), (13705, 37948184), (18940, 27459338), (20036, 25957270), (21928, 23717615), (25045, 20765816), (27410, 18974092), (37880, 13729669), (40072, 12978635), (50090, 10382908), (54820, 9487046), (100180, 5191454), (109640, 4743523), (200360, 2595727)]