19941908940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{605401}}^1$

素因数の和:605480

約数の個数: 96

約数和(自身を含む): 63058672320

約数和(自身を除く): 43116763380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 244, 270, 305, 366, 540, 549, 610, 732, 915, 1098, 1220, 1647, 1830, 2196, 2745, 3294, 3660, 5490, 6588, 8235, 10980, 16470, 32940, 605401, 1210802, 1816203, 2421604, 3027005, 3632406, 5448609, 6054010, 7264812, 9081015, 10897218, 12108020, 16345827, 18162030, 21794436, 27243045, 32691654, 36324060, 36929461, 54486090, 65383308, 73858922, 81729135, 108972180, 110788383, 147717844, 163458270, 184647305, 221576766, 326916540, 332365149, 369294610, 443153532, 553941915, 664730298, 738589220, 997095447, 1107883830, 1329460596, 1661825745, 1994190894, 2215767660, 3323651490, 3988381788, 4985477235, 6647302980, 9970954470, 19941908940]

約数ペア:

[(1, 19941908940), (2, 9970954470), (3, 6647302980), (4, 4985477235), (5, 3988381788), (6, 3323651490), (9, 2215767660), (10, 1994190894), (12, 1661825745), (15, 1329460596), (18, 1107883830), (20, 997095447), (27, 738589220), (30, 664730298), (36, 553941915), (45, 443153532), (54, 369294610), (60, 332365149), (61, 326916540), (90, 221576766), (108, 184647305), (122, 163458270), (135, 147717844), (180, 110788383), (183, 108972180), (244, 81729135), (270, 73858922), (305, 65383308), (366, 54486090), (540, 36929461), (549, 36324060), (610, 32691654), (732, 27243045), (915, 21794436), (1098, 18162030), (1220, 16345827), (1647, 12108020), (1830, 10897218), (2196, 9081015), (2745, 7264812), (3294, 6054010), (3660, 5448609), (5490, 3632406), (6588, 3027005), (8235, 2421604), (10980, 1816203), (16470, 1210802), (32940, 605401)]