4777520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 12454560

約数和(自身を除く): 7677040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 89, 110, 122, 176, 178, 220, 244, 305, 356, 440, 445, 488, 610, 671, 712, 880, 890, 976, 979, 1220, 1342, 1424, 1780, 1958, 2440, 2684, 3355, 3560, 3916, 4880, 4895, 5368, 5429, 6710, 7120, 7832, 9790, 10736, 10858, 13420, 15664, 19580, 21716, 26840, 27145, 39160, 43432, 53680, 54290, 59719, 78320, 86864, 108580, 119438, 217160, 238876, 298595, 434320, 477752, 597190, 955504, 1194380, 2388760, 4777520]

約数ペア:

[(1, 4777520), (2, 2388760), (4, 1194380), (5, 955504), (8, 597190), (10, 477752), (11, 434320), (16, 298595), (20, 238876), (22, 217160), (40, 119438), (44, 108580), (55, 86864), (61, 78320), (80, 59719), (88, 54290), (89, 53680), (110, 43432), (122, 39160), (176, 27145), (178, 26840), (220, 21716), (244, 19580), (305, 15664), (356, 13420), (440, 10858), (445, 10736), (488, 9790), (610, 7832), (671, 7120), (712, 6710), (880, 5429), (890, 5368), (976, 4895), (979, 4880), (1220, 3916), (1342, 3560), (1424, 3355), (1780, 2684), (1958, 2440)]