40358432

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1619}}^1$

素因数の和:1689

約数の個数: 48

約数和(自身を含む): 85730400

約数和(自身を除く): 45371968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 76, 82, 152, 164, 304, 328, 608, 656, 779, 1312, 1558, 1619, 3116, 3238, 6232, 6476, 12464, 12952, 24928, 25904, 30761, 51808, 61522, 66379, 123044, 132758, 246088, 265516, 492176, 531032, 984352, 1062064, 1261201, 2124128, 2522402, 5044804, 10089608, 20179216, 40358432]

約数ペア:

[(1, 40358432), (2, 20179216), (4, 10089608), (8, 5044804), (16, 2522402), (19, 2124128), (32, 1261201), (38, 1062064), (41, 984352), (76, 531032), (82, 492176), (152, 265516), (164, 246088), (304, 132758), (328, 123044), (608, 66379), (656, 61522), (779, 51808), (1312, 30761), (1558, 25904), (1619, 24928), (3116, 12952), (3238, 12464), (6232, 6476)]