20853845160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7555741}}^1$

素因数の和:7555778

約数の個数: 64

約数和(自身を含む): 65281610880

約数和(自身を除く): 44427765720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7555741, 15111482, 22667223, 30222964, 37778705, 45334446, 60445928, 75557410, 90668892, 113336115, 151114820, 173782043, 181337784, 226672230, 302229640, 347564086, 453344460, 521346129, 695128172, 868910215, 906688920, 1042692258, 1390256344, 1737820430, 2085384516, 2606730645, 3475640860, 4170769032, 5213461290, 6951281720, 10426922580, 20853845160]

約数ペア:

[(1, 20853845160), (2, 10426922580), (3, 6951281720), (4, 5213461290), (5, 4170769032), (6, 3475640860), (8, 2606730645), (10, 2085384516), (12, 1737820430), (15, 1390256344), (20, 1042692258), (23, 906688920), (24, 868910215), (30, 695128172), (40, 521346129), (46, 453344460), (60, 347564086), (69, 302229640), (92, 226672230), (115, 181337784), (120, 173782043), (138, 151114820), (184, 113336115), (230, 90668892), (276, 75557410), (345, 60445928), (460, 45334446), (552, 37778705), (690, 30222964), (920, 22667223), (1380, 15111482), (2760, 7555741)]