20036880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1637}}^1$

素因数の和:1673

約数の個数: 120

約数和(自身を含む): 71292312

約数和(自身を除く): 51255432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 1637, 2040, 2448, 3060, 3274, 4080, 4911, 6120, 6548, 8185, 9822, 12240, 13096, 14733, 16370, 19644, 24555, 26192, 27829, 29466, 32740, 39288, 49110, 55658, 58932, 65480, 73665, 78576, 83487, 98220, 111316, 117864, 130960, 139145, 147330, 166974, 196440, 222632, 235728, 250461, 278290, 294660, 333948, 392880, 417435, 445264, 500922, 556580, 589320, 667896, 834870, 1001844, 1113160, 1178640, 1252305, 1335792, 1669740, 2003688, 2226320, 2504610, 3339480, 4007376, 5009220, 6678960, 10018440, 20036880]

約数ペア:

[(1, 20036880), (2, 10018440), (3, 6678960), (4, 5009220), (5, 4007376), (6, 3339480), (8, 2504610), (9, 2226320), (10, 2003688), (12, 1669740), (15, 1335792), (16, 1252305), (17, 1178640), (18, 1113160), (20, 1001844), (24, 834870), (30, 667896), (34, 589320), (36, 556580), (40, 500922), (45, 445264), (48, 417435), (51, 392880), (60, 333948), (68, 294660), (72, 278290), (80, 250461), (85, 235728), (90, 222632), (102, 196440), (120, 166974), (136, 147330), (144, 139145), (153, 130960), (170, 117864), (180, 111316), (204, 98220), (240, 83487), (255, 78576), (272, 73665), (306, 65480), (340, 58932), (360, 55658), (408, 49110), (510, 39288), (612, 32740), (680, 29466), (720, 27829), (765, 26192), (816, 24555), (1020, 19644), (1224, 16370), (1360, 14733), (1530, 13096), (1637, 12240), (2040, 9822), (2448, 8185), (3060, 6548), (3274, 6120), (4080, 4911)]