20943359680

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1\times {\mathrm{1091}}^1$

素因数の和:1598

約数の個数: 112

約数和(自身を含む): 50325649920

約数和(自身を除く): 29382290240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 251, 320, 478, 502, 956, 1004, 1091, 1195, 1255, 1912, 2008, 2182, 2390, 2510, 3824, 4016, 4364, 4780, 5020, 5455, 7648, 8032, 8728, 9560, 10040, 10910, 15296, 16064, 17456, 19120, 20080, 21820, 34912, 38240, 40160, 43640, 59989, 69824, 76480, 80320, 87280, 119978, 174560, 239956, 260749, 273841, 299945, 349120, 479912, 521498, 547682, 599890, 959824, 1042996, 1095364, 1199780, 1303745, 1369205, 1919648, 2085992, 2190728, 2399560, 2607490, 2738410, 3839296, 4171984, 4381456, 4799120, 5214980, 5476820, 8343968, 8762912, 9598240, 10429960, 10953640, 16687936, 17525824, 19196480, 20859920, 21907280, 41719840, 43814560, 65447999, 83439680, 87629120, 130895998, 261791996, 327239995, 523583992, 654479990, 1047167984, 1308959980, 2094335968, 2617919960, 4188671936, 5235839920, 10471679840, 20943359680]

約数ペア:

[(1, 20943359680), (2, 10471679840), (4, 5235839920), (5, 4188671936), (8, 2617919960), (10, 2094335968), (16, 1308959980), (20, 1047167984), (32, 654479990), (40, 523583992), (64, 327239995), (80, 261791996), (160, 130895998), (239, 87629120), (251, 83439680), (320, 65447999), (478, 43814560), (502, 41719840), (956, 21907280), (1004, 20859920), (1091, 19196480), (1195, 17525824), (1255, 16687936), (1912, 10953640), (2008, 10429960), (2182, 9598240), (2390, 8762912), (2510, 8343968), (3824, 5476820), (4016, 5214980), (4364, 4799120), (4780, 4381456), (5020, 4171984), (5455, 3839296), (7648, 2738410), (8032, 2607490), (8728, 2399560), (9560, 2190728), (10040, 2085992), (10910, 1919648), (15296, 1369205), (16064, 1303745), (17456, 1199780), (19120, 1095364), (20080, 1042996), (21820, 959824), (34912, 599890), (38240, 547682), (40160, 521498), (43640, 479912), (59989, 349120), (69824, 299945), (76480, 273841), (80320, 260749), (87280, 239956), (119978, 174560)]