4230920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 10081260

約数和(自身を除く): 5850340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 293, 361, 380, 586, 722, 760, 1172, 1444, 1465, 1805, 2344, 2888, 2930, 3610, 5567, 5860, 7220, 11134, 11720, 14440, 22268, 27835, 44536, 55670, 105773, 111340, 211546, 222680, 423092, 528865, 846184, 1057730, 2115460, 4230920]

約数ペア:

[(1, 4230920), (2, 2115460), (4, 1057730), (5, 846184), (8, 528865), (10, 423092), (19, 222680), (20, 211546), (38, 111340), (40, 105773), (76, 55670), (95, 44536), (152, 27835), (190, 22268), (293, 14440), (361, 11720), (380, 11134), (586, 7220), (722, 5860), (760, 5567), (1172, 3610), (1444, 2930), (1465, 2888), (1805, 2344)]