20669155920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{4101023}}^1$

素因数の和:4101049

約数の個数: 120

約数和(自身を含む): 79330208256

約数和(自身を除く): 58661052336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 4101023, 8202046, 12303069, 16404092, 20505115, 24606138, 28707161, 32808184, 36909207, 41010230, 49212276, 57414322, 61515345, 65616368, 73818414, 82020460, 86121483, 98424552, 114828644, 123030690, 143535805, 147636828, 164040920, 172242966, 184546035, 196849104, 229657288, 246061380, 258364449, 287071610, 295273656, 328081840, 344485932, 369092070, 430607415, 459314576, 492122760, 516728898, 574143220, 590547312, 688971864, 738184140, 861214830, 984245520, 1033457796, 1148286440, 1291822245, 1377943728, 1476368280, 1722429660, 2066915592, 2296572880, 2583644490, 2952736560, 3444859320, 4133831184, 5167288980, 6889718640, 10334577960, 20669155920]

約数ペア:

[(1, 20669155920), (2, 10334577960), (3, 6889718640), (4, 5167288980), (5, 4133831184), (6, 3444859320), (7, 2952736560), (8, 2583644490), (9, 2296572880), (10, 2066915592), (12, 1722429660), (14, 1476368280), (15, 1377943728), (16, 1291822245), (18, 1148286440), (20, 1033457796), (21, 984245520), (24, 861214830), (28, 738184140), (30, 688971864), (35, 590547312), (36, 574143220), (40, 516728898), (42, 492122760), (45, 459314576), (48, 430607415), (56, 369092070), (60, 344485932), (63, 328081840), (70, 295273656), (72, 287071610), (80, 258364449), (84, 246061380), (90, 229657288), (105, 196849104), (112, 184546035), (120, 172242966), (126, 164040920), (140, 147636828), (144, 143535805), (168, 123030690), (180, 114828644), (210, 98424552), (240, 86121483), (252, 82020460), (280, 73818414), (315, 65616368), (336, 61515345), (360, 57414322), (420, 49212276), (504, 41010230), (560, 36909207), (630, 32808184), (720, 28707161), (840, 24606138), (1008, 20505115), (1260, 16404092), (1680, 12303069), (2520, 8202046), (5040, 4101023)]