40402380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4289}}^1$

素因数の和:4458

約数の個数: 48

約数和(自身を含む): 113873760

約数和(自身を除く): 73471380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4289, 4710, 8578, 9420, 12867, 17156, 21445, 25734, 42890, 51468, 64335, 85780, 128670, 257340, 673373, 1346746, 2020119, 2693492, 3366865, 4040238, 6733730, 8080476, 10100595, 13467460, 20201190, 40402380]

約数ペア:

[(1, 40402380), (2, 20201190), (3, 13467460), (4, 10100595), (5, 8080476), (6, 6733730), (10, 4040238), (12, 3366865), (15, 2693492), (20, 2020119), (30, 1346746), (60, 673373), (157, 257340), (314, 128670), (471, 85780), (628, 64335), (785, 51468), (942, 42890), (1570, 25734), (1884, 21445), (2355, 17156), (3140, 12867), (4289, 9420), (4710, 8578)]