391101700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18713}}^1$

素因数の和:18757

約数の個数: 72

約数和(自身を含む): 974625120

約数和(自身を除く): 583523420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 10450, 18713, 20900, 37426, 74852, 93565, 187130, 205843, 355547, 374260, 411686, 467825, 711094, 823372, 935650, 1029215, 1422188, 1777735, 1871300, 2058430, 3555470, 3911017, 4116860, 5146075, 7110940, 7822034, 8888675, 10292150, 15644068, 17777350, 19555085, 20584300, 35554700, 39110170, 78220340, 97775425, 195550850, 391101700]

約数ペア:

[(1, 391101700), (2, 195550850), (4, 97775425), (5, 78220340), (10, 39110170), (11, 35554700), (19, 20584300), (20, 19555085), (22, 17777350), (25, 15644068), (38, 10292150), (44, 8888675), (50, 7822034), (55, 7110940), (76, 5146075), (95, 4116860), (100, 3911017), (110, 3555470), (190, 2058430), (209, 1871300), (220, 1777735), (275, 1422188), (380, 1029215), (418, 935650), (475, 823372), (550, 711094), (836, 467825), (950, 411686), (1045, 374260), (1100, 355547), (1900, 205843), (2090, 187130), (4180, 93565), (5225, 74852), (10450, 37426), (18713, 20900)]