40558420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1373}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 97872768

約数和(自身を除く): 57314348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1373, 1477, 2110, 2746, 2954, 4220, 5492, 5908, 6865, 7385, 9611, 13730, 14770, 19222, 27460, 29540, 38444, 48055, 96110, 192220, 289703, 579406, 1158812, 1448515, 2027921, 2897030, 4055842, 5794060, 8111684, 10139605, 20279210, 40558420]

約数ペア:

[(1, 40558420), (2, 20279210), (4, 10139605), (5, 8111684), (7, 5794060), (10, 4055842), (14, 2897030), (20, 2027921), (28, 1448515), (35, 1158812), (70, 579406), (140, 289703), (211, 192220), (422, 96110), (844, 48055), (1055, 38444), (1373, 29540), (1477, 27460), (2110, 19222), (2746, 14770), (2954, 13730), (4220, 9611), (5492, 7385), (5908, 6865)]