2019658440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{128477}}^1$

素因数の和:128622

約数の個数: 64

約数和(自身を含む): 6105274560

約数和(自身を除く): 4085616120

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, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 128477, 256954, 385431, 513908, 642385, 770862, 1027816, 1284770, 1541724, 1927155, 2569540, 3083448, 3854310, 5139080, 7708620, 15417240, 16830487, 33660974, 50491461, 67321948, 84152435, 100982922, 134643896, 168304870, 201965844, 252457305, 336609740, 403931688, 504914610, 673219480, 1009829220, 2019658440]

約数ペア:

[(1, 2019658440), (2, 1009829220), (3, 673219480), (4, 504914610), (5, 403931688), (6, 336609740), (8, 252457305), (10, 201965844), (12, 168304870), (15, 134643896), (20, 100982922), (24, 84152435), (30, 67321948), (40, 50491461), (60, 33660974), (120, 16830487), (131, 15417240), (262, 7708620), (393, 5139080), (524, 3854310), (655, 3083448), (786, 2569540), (1048, 1927155), (1310, 1541724), (1572, 1284770), (1965, 1027816), (2620, 770862), (3144, 642385), (3930, 513908), (5240, 385431), (7860, 256954), (15720, 128477)]