19914120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18439}}^1$

素因数の和:18459

約数の個数: 64

約数和(自身を含む): 66384000

約数和(自身を除く): 46469880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18439, 36878, 55317, 73756, 92195, 110634, 147512, 165951, 184390, 221268, 276585, 331902, 368780, 442536, 497853, 553170, 663804, 737560, 829755, 995706, 1106340, 1327608, 1659510, 1991412, 2212680, 2489265, 3319020, 3982824, 4978530, 6638040, 9957060, 19914120]

約数ペア:

[(1, 19914120), (2, 9957060), (3, 6638040), (4, 4978530), (5, 3982824), (6, 3319020), (8, 2489265), (9, 2212680), (10, 1991412), (12, 1659510), (15, 1327608), (18, 1106340), (20, 995706), (24, 829755), (27, 737560), (30, 663804), (36, 553170), (40, 497853), (45, 442536), (54, 368780), (60, 331902), (72, 276585), (90, 221268), (108, 184390), (120, 165951), (135, 147512), (180, 110634), (216, 92195), (270, 73756), (360, 55317), (540, 36878), (1080, 18439)]