2015402620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{118973}}^1$

素因数の和:119011

約数の個数: 72

約数和(自身を含む): 5316710112

約数和(自身を除く): 3301307492

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 16940, 118973, 237946, 475892, 594865, 832811, 1189730, 1308703, 1665622, 2379460, 2617406, 3331244, 4164055, 5234812, 6543515, 8328110, 9160921, 13087030, 14395733, 16656220, 18321842, 26174060, 28791466, 36643684, 45804605, 57582932, 71978665, 91609210, 100770131, 143957330, 183218420, 201540262, 287914660, 403080524, 503850655, 1007701310, 2015402620]

約数ペア:

[(1, 2015402620), (2, 1007701310), (4, 503850655), (5, 403080524), (7, 287914660), (10, 201540262), (11, 183218420), (14, 143957330), (20, 100770131), (22, 91609210), (28, 71978665), (35, 57582932), (44, 45804605), (55, 36643684), (70, 28791466), (77, 26174060), (110, 18321842), (121, 16656220), (140, 14395733), (154, 13087030), (220, 9160921), (242, 8328110), (308, 6543515), (385, 5234812), (484, 4164055), (605, 3331244), (770, 2617406), (847, 2379460), (1210, 1665622), (1540, 1308703), (1694, 1189730), (2420, 832811), (3388, 594865), (4235, 475892), (8470, 237946), (16940, 118973)]