938765920

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{15083}}^1$

素因数の和:15487

約数の個数: 48

約数和(自身を含む): 2223683280

約数和(自身を除く): 1284917360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1556, 1945, 3112, 3890, 6224, 7780, 12448, 15083, 15560, 30166, 31120, 60332, 62240, 75415, 120664, 150830, 241328, 301660, 482656, 603320, 1206640, 2413280, 5867287, 11734574, 23469148, 29336435, 46938296, 58672870, 93876592, 117345740, 187753184, 234691480, 469382960, 938765920]

約数ペア:

[(1, 938765920), (2, 469382960), (4, 234691480), (5, 187753184), (8, 117345740), (10, 93876592), (16, 58672870), (20, 46938296), (32, 29336435), (40, 23469148), (80, 11734574), (160, 5867287), (389, 2413280), (778, 1206640), (1556, 603320), (1945, 482656), (3112, 301660), (3890, 241328), (6224, 150830), (7780, 120664), (12448, 75415), (15083, 62240), (15560, 60332), (30166, 31120)]