17942480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 27054640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 167, 170, 272, 316, 334, 340, 395, 632, 668, 680, 790, 835, 1264, 1336, 1343, 1360, 1580, 1670, 2672, 2686, 2839, 3160, 3340, 5372, 5678, 6320, 6680, 6715, 10744, 11356, 13193, 13360, 13430, 14195, 21488, 22712, 26386, 26860, 28390, 45424, 52772, 53720, 56780, 65965, 105544, 107440, 113560, 131930, 211088, 224281, 227120, 263860, 448562, 527720, 897124, 1055440, 1121405, 1794248, 2242810, 3588496, 4485620, 8971240, 17942480]

約数ペア:

[(1, 17942480), (2, 8971240), (4, 4485620), (5, 3588496), (8, 2242810), (10, 1794248), (16, 1121405), (17, 1055440), (20, 897124), (34, 527720), (40, 448562), (68, 263860), (79, 227120), (80, 224281), (85, 211088), (136, 131930), (158, 113560), (167, 107440), (170, 105544), (272, 65965), (316, 56780), (334, 53720), (340, 52772), (395, 45424), (632, 28390), (668, 26860), (680, 26386), (790, 22712), (835, 21488), (1264, 14195), (1336, 13430), (1343, 13360), (1360, 13193), (1580, 11356), (1670, 10744), (2672, 6715), (2686, 6680), (2839, 6320), (3160, 5678), (3340, 5372)]