27843633580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{55819}}^1$

素因数の和:56351

約数の個数: 72

約数和(自身を含む): 68152870800

約数和(自身を除く): 40309237220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 509, 980, 1018, 2036, 2545, 3563, 5090, 7126, 10180, 14252, 17815, 24941, 35630, 49882, 55819, 71260, 99764, 111638, 124705, 223276, 249410, 279095, 390733, 498820, 558190, 781466, 1116380, 1562932, 1953665, 2735131, 3907330, 5470262, 7814660, 10940524, 13675655, 27351310, 28411871, 54702620, 56823742, 113647484, 142059355, 198883097, 284118710, 397766194, 568237420, 795532388, 994415485, 1392181679, 1988830970, 2784363358, 3977661940, 5568726716, 6960908395, 13921816790, 27843633580]

約数ペア:

[(1, 27843633580), (2, 13921816790), (4, 6960908395), (5, 5568726716), (7, 3977661940), (10, 2784363358), (14, 1988830970), (20, 1392181679), (28, 994415485), (35, 795532388), (49, 568237420), (70, 397766194), (98, 284118710), (140, 198883097), (196, 142059355), (245, 113647484), (490, 56823742), (509, 54702620), (980, 28411871), (1018, 27351310), (2036, 13675655), (2545, 10940524), (3563, 7814660), (5090, 5470262), (7126, 3907330), (10180, 2735131), (14252, 1953665), (17815, 1562932), (24941, 1116380), (35630, 781466), (49882, 558190), (55819, 498820), (71260, 390733), (99764, 279095), (111638, 249410), (124705, 223276)]