8422700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 23331840

約数和(自身を除く): 14909140

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 25, 26, 31, 38, 44, 50, 52, 55, 62, 65, 76, 95, 100, 110, 124, 130, 143, 155, 190, 209, 220, 247, 260, 275, 286, 310, 325, 341, 380, 403, 418, 475, 494, 550, 572, 589, 620, 650, 682, 715, 775, 806, 836, 950, 988, 1045, 1100, 1178, 1235, 1300, 1364, 1430, 1550, 1612, 1705, 1900, 2015, 2090, 2356, 2470, 2717, 2860, 2945, 3100, 3410, 3575, 4030, 4180, 4433, 4940, 5225, 5434, 5890, 6175, 6479, 6820, 7150, 7657, 8060, 8525, 8866, 10075, 10450, 10868, 11780, 12350, 12958, 13585, 14300, 14725, 15314, 17050, 17732, 20150, 20900, 22165, 24700, 25916, 27170, 29450, 30628, 32395, 34100, 38285, 40300, 44330, 54340, 58900, 64790, 67925, 76570, 84227, 88660, 110825, 129580, 135850, 153140, 161975, 168454, 191425, 221650, 271700, 323950, 336908, 382850, 421135, 443300, 647900, 765700, 842270, 1684540, 2105675, 4211350, 8422700]

約数ペア:

[(1, 8422700), (2, 4211350), (4, 2105675), (5, 1684540), (10, 842270), (11, 765700), (13, 647900), (19, 443300), (20, 421135), (22, 382850), (25, 336908), (26, 323950), (31, 271700), (38, 221650), (44, 191425), (50, 168454), (52, 161975), (55, 153140), (62, 135850), (65, 129580), (76, 110825), (95, 88660), (100, 84227), (110, 76570), (124, 67925), (130, 64790), (143, 58900), (155, 54340), (190, 44330), (209, 40300), (220, 38285), (247, 34100), (260, 32395), (275, 30628), (286, 29450), (310, 27170), (325, 25916), (341, 24700), (380, 22165), (403, 20900), (418, 20150), (475, 17732), (494, 17050), (550, 15314), (572, 14725), (589, 14300), (620, 13585), (650, 12958), (682, 12350), (715, 11780), (775, 10868), (806, 10450), (836, 10075), (950, 8866), (988, 8525), (1045, 8060), (1100, 7657), (1178, 7150), (1235, 6820), (1300, 6479), (1364, 6175), (1430, 5890), (1550, 5434), (1612, 5225), (1705, 4940), (1900, 4433), (2015, 4180), (2090, 4030), (2356, 3575), (2470, 3410), (2717, 3100), (2860, 2945)]