9989360

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 24909120

約数和(自身を除く): 14919760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 89, 92, 115, 122, 178, 184, 230, 244, 305, 356, 368, 445, 460, 488, 610, 712, 890, 920, 976, 1220, 1403, 1424, 1780, 1840, 2047, 2440, 2806, 3560, 4094, 4880, 5429, 5612, 7015, 7120, 8188, 10235, 10858, 11224, 14030, 16376, 20470, 21716, 22448, 27145, 28060, 32752, 40940, 43432, 54290, 56120, 81880, 86864, 108580, 112240, 124867, 163760, 217160, 249734, 434320, 499468, 624335, 998936, 1248670, 1997872, 2497340, 4994680, 9989360]

約数ペア:

[(1, 9989360), (2, 4994680), (4, 2497340), (5, 1997872), (8, 1248670), (10, 998936), (16, 624335), (20, 499468), (23, 434320), (40, 249734), (46, 217160), (61, 163760), (80, 124867), (89, 112240), (92, 108580), (115, 86864), (122, 81880), (178, 56120), (184, 54290), (230, 43432), (244, 40940), (305, 32752), (356, 28060), (368, 27145), (445, 22448), (460, 21716), (488, 20470), (610, 16376), (712, 14030), (890, 11224), (920, 10858), (976, 10235), (1220, 8188), (1403, 7120), (1424, 7015), (1780, 5612), (1840, 5429), (2047, 4880), (2440, 4094), (2806, 3560)]