20483160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1303}}^1$

素因数の和:1448

約数の個数: 64

約数和(自身を含む): 61966080

約数和(自身を除く): 41482920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1303, 1310, 1572, 1965, 2606, 2620, 3144, 3909, 3930, 5212, 5240, 6515, 7818, 7860, 10424, 13030, 15636, 15720, 19545, 26060, 31272, 39090, 52120, 78180, 156360, 170693, 341386, 512079, 682772, 853465, 1024158, 1365544, 1706930, 2048316, 2560395, 3413860, 4096632, 5120790, 6827720, 10241580, 20483160]

約数ペア:

[(1, 20483160), (2, 10241580), (3, 6827720), (4, 5120790), (5, 4096632), (6, 3413860), (8, 2560395), (10, 2048316), (12, 1706930), (15, 1365544), (20, 1024158), (24, 853465), (30, 682772), (40, 512079), (60, 341386), (120, 170693), (131, 156360), (262, 78180), (393, 52120), (524, 39090), (655, 31272), (786, 26060), (1048, 19545), (1303, 15720), (1310, 15636), (1572, 13030), (1965, 10424), (2606, 7860), (2620, 7818), (3144, 6515), (3909, 5240), (3930, 5212)]