16883840

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 128

約数和(自身を含む): 44651520

約数和(自身を除く): 27767680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 37, 40, 46, 62, 64, 74, 80, 92, 115, 124, 128, 148, 155, 160, 184, 185, 230, 248, 296, 310, 320, 368, 370, 460, 496, 592, 620, 640, 713, 736, 740, 851, 920, 992, 1147, 1184, 1240, 1426, 1472, 1480, 1702, 1840, 1984, 2294, 2368, 2480, 2852, 2944, 2960, 3404, 3565, 3680, 3968, 4255, 4588, 4736, 4960, 5704, 5735, 5920, 6808, 7130, 7360, 8510, 9176, 9920, 11408, 11470, 11840, 13616, 14260, 14720, 17020, 18352, 19840, 22816, 22940, 23680, 26381, 27232, 28520, 34040, 36704, 45632, 45880, 52762, 54464, 57040, 68080, 73408, 91264, 91760, 105524, 108928, 114080, 131905, 136160, 146816, 183520, 211048, 228160, 263810, 272320, 367040, 422096, 456320, 527620, 544640, 734080, 844192, 1055240, 1688384, 2110480, 3376768, 4220960, 8441920, 16883840]

約数ペア:

[(1, 16883840), (2, 8441920), (4, 4220960), (5, 3376768), (8, 2110480), (10, 1688384), (16, 1055240), (20, 844192), (23, 734080), (31, 544640), (32, 527620), (37, 456320), (40, 422096), (46, 367040), (62, 272320), (64, 263810), (74, 228160), (80, 211048), (92, 183520), (115, 146816), (124, 136160), (128, 131905), (148, 114080), (155, 108928), (160, 105524), (184, 91760), (185, 91264), (230, 73408), (248, 68080), (296, 57040), (310, 54464), (320, 52762), (368, 45880), (370, 45632), (460, 36704), (496, 34040), (592, 28520), (620, 27232), (640, 26381), (713, 23680), (736, 22940), (740, 22816), (851, 19840), (920, 18352), (992, 17020), (1147, 14720), (1184, 14260), (1240, 13616), (1426, 11840), (1472, 11470), (1480, 11408), (1702, 9920), (1840, 9176), (1984, 8510), (2294, 7360), (2368, 7130), (2480, 6808), (2852, 5920), (2944, 5735), (2960, 5704), (3404, 4960), (3565, 4736), (3680, 4588), (3968, 4255)]