2008902490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1429}}^1$

素因数の和:1620

約数の個数: 96

約数和(自身を含む): 4460227200

約数和(自身を除く): 2451324710

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 151, 190, 245, 266, 302, 490, 665, 755, 931, 1057, 1330, 1429, 1510, 1862, 2114, 2858, 2869, 4655, 5285, 5738, 7145, 7399, 9310, 10003, 10570, 14290, 14345, 14798, 20006, 20083, 27151, 28690, 36995, 40166, 50015, 54302, 70021, 73990, 100030, 100415, 135755, 140042, 140581, 190057, 200830, 215779, 271510, 281162, 350105, 380114, 431558, 700210, 702905, 950285, 1078895, 1330399, 1405810, 1510453, 1900570, 2157790, 2660798, 3020906, 4099801, 6651995, 7552265, 8199602, 10573171, 13303990, 15104530, 20499005, 21146342, 28698607, 40998010, 52865855, 57397214, 105731710, 143493035, 200890249, 286986070, 401780498, 1004451245, 2008902490]

約数ペア:

[(1, 2008902490), (2, 1004451245), (5, 401780498), (7, 286986070), (10, 200890249), (14, 143493035), (19, 105731710), (35, 57397214), (38, 52865855), (49, 40998010), (70, 28698607), (95, 21146342), (98, 20499005), (133, 15104530), (151, 13303990), (190, 10573171), (245, 8199602), (266, 7552265), (302, 6651995), (490, 4099801), (665, 3020906), (755, 2660798), (931, 2157790), (1057, 1900570), (1330, 1510453), (1429, 1405810), (1510, 1330399), (1862, 1078895), (2114, 950285), (2858, 702905), (2869, 700210), (4655, 431558), (5285, 380114), (5738, 350105), (7145, 281162), (7399, 271510), (9310, 215779), (10003, 200830), (10570, 190057), (14290, 140581), (14345, 140042), (14798, 135755), (20006, 100415), (20083, 100030), (27151, 73990), (28690, 70021), (36995, 54302), (40166, 50015)]