20178586320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3655541}}^1$

素因数の和:3655580

約数の個数: 80

約数和(自身を含む): 65273357952

約数和(自身を除く): 45094771632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 3655541, 7311082, 10966623, 14622164, 18277705, 21933246, 29244328, 36555410, 43866492, 54833115, 58488656, 73110820, 84077443, 87732984, 109666230, 146221640, 168154886, 175465968, 219332460, 252232329, 292443280, 336309772, 420387215, 438664920, 504464658, 672619544, 840774430, 877329840, 1008929316, 1261161645, 1345239088, 1681548860, 2017858632, 2522323290, 3363097720, 4035717264, 5044646580, 6726195440, 10089293160, 20178586320]

約数ペア:

[(1, 20178586320), (2, 10089293160), (3, 6726195440), (4, 5044646580), (5, 4035717264), (6, 3363097720), (8, 2522323290), (10, 2017858632), (12, 1681548860), (15, 1345239088), (16, 1261161645), (20, 1008929316), (23, 877329840), (24, 840774430), (30, 672619544), (40, 504464658), (46, 438664920), (48, 420387215), (60, 336309772), (69, 292443280), (80, 252232329), (92, 219332460), (115, 175465968), (120, 168154886), (138, 146221640), (184, 109666230), (230, 87732984), (240, 84077443), (276, 73110820), (345, 58488656), (368, 54833115), (460, 43866492), (552, 36555410), (690, 29244328), (920, 21933246), (1104, 18277705), (1380, 14622164), (1840, 10966623), (2760, 7311082), (5520, 3655541)]