18055920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3310

約数の個数: 80

約数和(自身を含む): 58424832

約数和(自身を除く): 40368912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3271, 5520, 6542, 9813, 13084, 16355, 19626, 26168, 32710, 39252, 49065, 52336, 65420, 75233, 78504, 98130, 130840, 150466, 157008, 196260, 225699, 261680, 300932, 376165, 392520, 451398, 601864, 752330, 785040, 902796, 1128495, 1203728, 1504660, 1805592, 2256990, 3009320, 3611184, 4513980, 6018640, 9027960, 18055920]

約数ペア:

[(1, 18055920), (2, 9027960), (3, 6018640), (4, 4513980), (5, 3611184), (6, 3009320), (8, 2256990), (10, 1805592), (12, 1504660), (15, 1203728), (16, 1128495), (20, 902796), (23, 785040), (24, 752330), (30, 601864), (40, 451398), (46, 392520), (48, 376165), (60, 300932), (69, 261680), (80, 225699), (92, 196260), (115, 157008), (120, 150466), (138, 130840), (184, 98130), (230, 78504), (240, 75233), (276, 65420), (345, 52336), (368, 49065), (460, 39252), (552, 32710), (690, 26168), (920, 19626), (1104, 16355), (1380, 13084), (1840, 9813), (2760, 6542), (3271, 5520)]