2002048240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{383}}^1$

素因数の和:615

約数の個数: 120

約数和(自身を含む): 4952683008

約数和(自身を除く): 2950634768

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 304, 361, 362, 380, 383, 722, 724, 760, 766, 905, 1444, 1448, 1520, 1532, 1805, 1810, 1915, 2888, 2896, 3064, 3439, 3610, 3620, 3830, 5776, 6128, 6878, 7220, 7240, 7277, 7660, 13756, 14440, 14480, 14554, 15320, 17195, 27512, 28880, 29108, 30640, 34390, 36385, 55024, 58216, 65341, 68780, 69323, 72770, 116432, 130682, 137560, 138263, 138646, 145540, 261364, 275120, 276526, 277292, 291080, 326705, 346615, 522728, 553052, 554584, 582160, 653410, 691315, 693230, 1045456, 1106104, 1109168, 1306820, 1317137, 1382630, 1386460, 2212208, 2613640, 2634274, 2765260, 2772920, 5227280, 5268548, 5530520, 5545840, 6585685, 10537096, 11061040, 13171370, 21074192, 25025603, 26342740, 50051206, 52685480, 100102412, 105370960, 125128015, 200204824, 250256030, 400409648, 500512060, 1001024120, 2002048240]

約数ペア:

[(1, 2002048240), (2, 1001024120), (4, 500512060), (5, 400409648), (8, 250256030), (10, 200204824), (16, 125128015), (19, 105370960), (20, 100102412), (38, 52685480), (40, 50051206), (76, 26342740), (80, 25025603), (95, 21074192), (152, 13171370), (181, 11061040), (190, 10537096), (304, 6585685), (361, 5545840), (362, 5530520), (380, 5268548), (383, 5227280), (722, 2772920), (724, 2765260), (760, 2634274), (766, 2613640), (905, 2212208), (1444, 1386460), (1448, 1382630), (1520, 1317137), (1532, 1306820), (1805, 1109168), (1810, 1106104), (1915, 1045456), (2888, 693230), (2896, 691315), (3064, 653410), (3439, 582160), (3610, 554584), (3620, 553052), (3830, 522728), (5776, 346615), (6128, 326705), (6878, 291080), (7220, 277292), (7240, 276526), (7277, 275120), (7660, 261364), (13756, 145540), (14440, 138646), (14480, 138263), (14554, 137560), (15320, 130682), (17195, 116432), (27512, 72770), (28880, 69323), (29108, 68780), (30640, 65341), (34390, 58216), (36385, 55024)]