20192220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:692

約数の個数: 96

約数和(自身を含む): 63954240

約数和(自身を除く): 43762020

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, 613, 732, 915, 1098, 1220, 1226, 1647, 1830, 1839, 2196, 2452, 2745, 3065, 3294, 3660, 3678, 5490, 5517, 6130, 6588, 7356, 8235, 9195, 10980, 11034, 12260, 16470, 16551, 18390, 22068, 27585, 32940, 33102, 36780, 37393, 55170, 66204, 74786, 82755, 110340, 112179, 149572, 165510, 186965, 224358, 331020, 336537, 373930, 448716, 560895, 673074, 747860, 1009611, 1121790, 1346148, 1682685, 2019222, 2243580, 3365370, 4038444, 5048055, 6730740, 10096110, 20192220]

約数ペア:

[(1, 20192220), (2, 10096110), (3, 6730740), (4, 5048055), (5, 4038444), (6, 3365370), (9, 2243580), (10, 2019222), (12, 1682685), (15, 1346148), (18, 1121790), (20, 1009611), (27, 747860), (30, 673074), (36, 560895), (45, 448716), (54, 373930), (60, 336537), (61, 331020), (90, 224358), (108, 186965), (122, 165510), (135, 149572), (180, 112179), (183, 110340), (244, 82755), (270, 74786), (305, 66204), (366, 55170), (540, 37393), (549, 36780), (610, 33102), (613, 32940), (732, 27585), (915, 22068), (1098, 18390), (1220, 16551), (1226, 16470), (1647, 12260), (1830, 11034), (1839, 10980), (2196, 9195), (2452, 8235), (2745, 7356), (3065, 6588), (3294, 6130), (3660, 5517), (3678, 5490)]