2016755560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{72337}}^1$

素因数の和:72406

約数の個数: 64

約数和(自身を含む): 4921877520

約数和(自身を除く): 2905121960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2788, 3485, 5576, 6970, 13940, 27880, 72337, 144674, 289348, 361685, 578696, 723370, 1229729, 1446740, 2459458, 2893480, 2965817, 4918916, 5931634, 6148645, 9837832, 11863268, 12297290, 14829085, 23726536, 24594580, 29658170, 49189160, 50418889, 59316340, 100837778, 118632680, 201675556, 252094445, 403351112, 504188890, 1008377780, 2016755560]

約数ペア:

[(1, 2016755560), (2, 1008377780), (4, 504188890), (5, 403351112), (8, 252094445), (10, 201675556), (17, 118632680), (20, 100837778), (34, 59316340), (40, 50418889), (41, 49189160), (68, 29658170), (82, 24594580), (85, 23726536), (136, 14829085), (164, 12297290), (170, 11863268), (205, 9837832), (328, 6148645), (340, 5931634), (410, 4918916), (680, 2965817), (697, 2893480), (820, 2459458), (1394, 1446740), (1640, 1229729), (2788, 723370), (3485, 578696), (5576, 361685), (6970, 289348), (13940, 144674), (27880, 72337)]