4590020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 10402560

約数和(自身を除く): 5812540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 257, 380, 470, 514, 893, 940, 1028, 1285, 1786, 2570, 3572, 4465, 4883, 5140, 8930, 9766, 12079, 17860, 19532, 24158, 24415, 48316, 48830, 60395, 97660, 120790, 229501, 241580, 459002, 918004, 1147505, 2295010, 4590020]

約数ペア:

[(1, 4590020), (2, 2295010), (4, 1147505), (5, 918004), (10, 459002), (19, 241580), (20, 229501), (38, 120790), (47, 97660), (76, 60395), (94, 48830), (95, 48316), (188, 24415), (190, 24158), (235, 19532), (257, 17860), (380, 12079), (470, 9766), (514, 8930), (893, 5140), (940, 4883), (1028, 4465), (1285, 3572), (1786, 2570)]