3906020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{541}}^1$

素因数の和:588

約数の個数: 36

約数和(自身を含む): 8673084

約数和(自身を除く): 4767064

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 541, 722, 1082, 1444, 1805, 2164, 2705, 3610, 5410, 7220, 10279, 10820, 20558, 41116, 51395, 102790, 195301, 205580, 390602, 781204, 976505, 1953010, 3906020]

約数ペア:

[(1, 3906020), (2, 1953010), (4, 976505), (5, 781204), (10, 390602), (19, 205580), (20, 195301), (38, 102790), (76, 51395), (95, 41116), (190, 20558), (361, 10820), (380, 10279), (541, 7220), (722, 5410), (1082, 3610), (1444, 2705), (1805, 2164)]