16389340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 40642560

約数和(自身を除く): 24253220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 41, 44, 46, 55, 79, 82, 92, 110, 115, 158, 164, 205, 220, 230, 253, 316, 395, 410, 451, 460, 506, 790, 820, 869, 902, 943, 1012, 1265, 1580, 1738, 1804, 1817, 1886, 2255, 2530, 3239, 3476, 3634, 3772, 4345, 4510, 4715, 5060, 6478, 7268, 8690, 9020, 9085, 9430, 10373, 12956, 16195, 17380, 18170, 18860, 19987, 20746, 32390, 35629, 36340, 39974, 41492, 51865, 64780, 71258, 74497, 79948, 99935, 103730, 142516, 148994, 178145, 199870, 207460, 297988, 356290, 372485, 399740, 712580, 744970, 819467, 1489940, 1638934, 3277868, 4097335, 8194670, 16389340]

約数ペア:

[(1, 16389340), (2, 8194670), (4, 4097335), (5, 3277868), (10, 1638934), (11, 1489940), (20, 819467), (22, 744970), (23, 712580), (41, 399740), (44, 372485), (46, 356290), (55, 297988), (79, 207460), (82, 199870), (92, 178145), (110, 148994), (115, 142516), (158, 103730), (164, 99935), (205, 79948), (220, 74497), (230, 71258), (253, 64780), (316, 51865), (395, 41492), (410, 39974), (451, 36340), (460, 35629), (506, 32390), (790, 20746), (820, 19987), (869, 18860), (902, 18170), (943, 17380), (1012, 16195), (1265, 12956), (1580, 10373), (1738, 9430), (1804, 9085), (1817, 9020), (1886, 8690), (2255, 7268), (2530, 6478), (3239, 5060), (3476, 4715), (3634, 4510), (3772, 4345)]