20343102920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{61519}}^1$

素因数の和:62718

約数の個数: 64

約数和(自身を含む): 52355980800

約数和(自身を除く): 32012877880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1181, 2362, 4724, 5905, 8267, 9448, 11810, 16534, 23620, 33068, 41335, 47240, 61519, 66136, 82670, 123038, 165340, 246076, 307595, 330680, 430633, 492152, 615190, 861266, 1230380, 1722532, 2153165, 2460760, 3445064, 4306330, 8612660, 17225320, 72653939, 145307878, 290615756, 363269695, 508577573, 581231512, 726539390, 1017155146, 1453078780, 2034310292, 2542887865, 2906157560, 4068620584, 5085775730, 10171551460, 20343102920]

約数ペア:

[(1, 20343102920), (2, 10171551460), (4, 5085775730), (5, 4068620584), (7, 2906157560), (8, 2542887865), (10, 2034310292), (14, 1453078780), (20, 1017155146), (28, 726539390), (35, 581231512), (40, 508577573), (56, 363269695), (70, 290615756), (140, 145307878), (280, 72653939), (1181, 17225320), (2362, 8612660), (4724, 4306330), (5905, 3445064), (8267, 2460760), (9448, 2153165), (11810, 1722532), (16534, 1230380), (23620, 861266), (33068, 615190), (41335, 492152), (47240, 430633), (61519, 330680), (66136, 307595), (82670, 246076), (123038, 165340)]