21793225360

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1\times {\mathrm{4547}}^1$

素因数の和:5072

約数の個数: 80

約数和(自身を含む): 51114353472

約数和(自身を除く): 29321128112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 331, 362, 662, 724, 905, 1324, 1448, 1655, 1810, 2648, 2896, 3310, 3620, 4547, 5296, 6620, 7240, 9094, 13240, 14480, 18188, 22735, 26480, 36376, 45470, 59911, 72752, 90940, 119822, 181880, 239644, 299555, 363760, 479288, 599110, 823007, 958576, 1198220, 1505057, 1646014, 2396440, 3010114, 3292028, 4115035, 4792880, 6020228, 6584056, 7525285, 8230070, 12040456, 13168112, 15050570, 16460140, 24080912, 30101140, 32920280, 60202280, 65840560, 120404560, 272415317, 544830634, 1089661268, 1362076585, 2179322536, 2724153170, 4358645072, 5448306340, 10896612680, 21793225360]

約数ペア:

[(1, 21793225360), (2, 10896612680), (4, 5448306340), (5, 4358645072), (8, 2724153170), (10, 2179322536), (16, 1362076585), (20, 1089661268), (40, 544830634), (80, 272415317), (181, 120404560), (331, 65840560), (362, 60202280), (662, 32920280), (724, 30101140), (905, 24080912), (1324, 16460140), (1448, 15050570), (1655, 13168112), (1810, 12040456), (2648, 8230070), (2896, 7525285), (3310, 6584056), (3620, 6020228), (4547, 4792880), (5296, 4115035), (6620, 3292028), (7240, 3010114), (9094, 2396440), (13240, 1646014), (14480, 1505057), (18188, 1198220), (22735, 958576), (26480, 823007), (36376, 599110), (45470, 479288), (59911, 363760), (72752, 299555), (90940, 239644), (119822, 181880)]