4723780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 10805760

約数和(自身を除く): 6081980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 401, 589, 620, 802, 1178, 1604, 2005, 2356, 2945, 4010, 5890, 7619, 8020, 11780, 12431, 15238, 24862, 30476, 38095, 49724, 62155, 76190, 124310, 152380, 236189, 248620, 472378, 944756, 1180945, 2361890, 4723780]

約数ペア:

[(1, 4723780), (2, 2361890), (4, 1180945), (5, 944756), (10, 472378), (19, 248620), (20, 236189), (31, 152380), (38, 124310), (62, 76190), (76, 62155), (95, 49724), (124, 38095), (155, 30476), (190, 24862), (310, 15238), (380, 12431), (401, 11780), (589, 8020), (620, 7619), (802, 5890), (1178, 4010), (1604, 2945), (2005, 2356)]