203896220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48779}}^1$

素因数の和:48818

約数の個数: 48

約数和(自身を含む): 491702400

約数和(自身を除く): 287806180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 48779, 97558, 195116, 243895, 487790, 536569, 926801, 975580, 1073138, 1853602, 2146276, 2682845, 3707204, 4634005, 5365690, 9268010, 10194811, 10731380, 18536020, 20389622, 40779244, 50974055, 101948110, 203896220]

約数ペア:

[(1, 203896220), (2, 101948110), (4, 50974055), (5, 40779244), (10, 20389622), (11, 18536020), (19, 10731380), (20, 10194811), (22, 9268010), (38, 5365690), (44, 4634005), (55, 3707204), (76, 2682845), (95, 2146276), (110, 1853602), (190, 1073138), (209, 975580), (220, 926801), (380, 536569), (418, 487790), (836, 243895), (1045, 195116), (2090, 97558), (4180, 48779)]