40378420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1801}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 90820800

約数和(自身を除く): 50442380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 1801, 2242, 3602, 4484, 5605, 7204, 9005, 11210, 18010, 22420, 34219, 36020, 68438, 106259, 136876, 171095, 212518, 342190, 425036, 531295, 684380, 1062590, 2018921, 2125180, 4037842, 8075684, 10094605, 20189210, 40378420]

約数ペア:

[(1, 40378420), (2, 20189210), (4, 10094605), (5, 8075684), (10, 4037842), (19, 2125180), (20, 2018921), (38, 1062590), (59, 684380), (76, 531295), (95, 425036), (118, 342190), (190, 212518), (236, 171095), (295, 136876), (380, 106259), (590, 68438), (1121, 36020), (1180, 34219), (1801, 22420), (2242, 18010), (3602, 11210), (4484, 9005), (5605, 7204)]