20031550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 96

約数和(自身を含む): 47925504

約数和(自身を除く): 27893954

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 43, 50, 55, 70, 77, 86, 110, 121, 154, 175, 215, 242, 275, 301, 350, 385, 430, 473, 550, 602, 605, 770, 847, 946, 1075, 1210, 1331, 1505, 1694, 1925, 2150, 2365, 2662, 3010, 3025, 3311, 3850, 4235, 4730, 5203, 6050, 6622, 6655, 7525, 8470, 9317, 10406, 11825, 13310, 15050, 16555, 18634, 21175, 23650, 26015, 33110, 33275, 36421, 42350, 46585, 52030, 57233, 66550, 72842, 82775, 93170, 114466, 130075, 165550, 182105, 232925, 260150, 286165, 364210, 400631, 465850, 572330, 801262, 910525, 1430825, 1821050, 2003155, 2861650, 4006310, 10015775, 20031550]

約数ペア:

[(1, 20031550), (2, 10015775), (5, 4006310), (7, 2861650), (10, 2003155), (11, 1821050), (14, 1430825), (22, 910525), (25, 801262), (35, 572330), (43, 465850), (50, 400631), (55, 364210), (70, 286165), (77, 260150), (86, 232925), (110, 182105), (121, 165550), (154, 130075), (175, 114466), (215, 93170), (242, 82775), (275, 72842), (301, 66550), (350, 57233), (385, 52030), (430, 46585), (473, 42350), (550, 36421), (602, 33275), (605, 33110), (770, 26015), (847, 23650), (946, 21175), (1075, 18634), (1210, 16555), (1331, 15050), (1505, 13310), (1694, 11825), (1925, 10406), (2150, 9317), (2365, 8470), (2662, 7525), (3010, 6655), (3025, 6622), (3311, 6050), (3850, 5203), (4235, 4730)]