20397701970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13147}}^1\times {\mathrm{17239}}^1$

素因数の和:30399

約数の個数: 48

約数和(自身を含む): 53041135680

約数和(自身を除く): 32643433710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 13147, 17239, 26294, 34478, 39441, 51717, 65735, 78882, 86195, 103434, 118323, 131470, 155151, 172390, 197205, 236646, 258585, 310302, 394410, 517170, 591615, 775755, 1183230, 1551510, 226641133, 453282266, 679923399, 1133205665, 1359846798, 2039770197, 2266411330, 3399616995, 4079540394, 6799233990, 10198850985, 20397701970]

約数ペア:

[(1, 20397701970), (2, 10198850985), (3, 6799233990), (5, 4079540394), (6, 3399616995), (9, 2266411330), (10, 2039770197), (15, 1359846798), (18, 1133205665), (30, 679923399), (45, 453282266), (90, 226641133), (13147, 1551510), (17239, 1183230), (26294, 775755), (34478, 591615), (39441, 517170), (51717, 394410), (65735, 310302), (78882, 258585), (86195, 236646), (103434, 197205), (118323, 172390), (131470, 155151)]