28233920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:658

約数の個数: 112

約数和(自身を含む): 79113888

約数和(自身を除く): 50879968

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 617, 704, 715, 832, 880, 1040, 1144, 1234, 1430, 1760, 2080, 2288, 2468, 2860, 3085, 3520, 4160, 4576, 4936, 5720, 6170, 6787, 8021, 9152, 9872, 11440, 12340, 13574, 16042, 19744, 22880, 24680, 27148, 32084, 33935, 39488, 40105, 45760, 49360, 54296, 64168, 67870, 80210, 88231, 98720, 108592, 128336, 135740, 160420, 176462, 197440, 217184, 256672, 271480, 320840, 352924, 434368, 441155, 513344, 542960, 641680, 705848, 882310, 1085920, 1283360, 1411696, 1764620, 2171840, 2566720, 2823392, 3529240, 5646784, 7058480, 14116960, 28233920]

約数ペア:

[(1, 28233920), (2, 14116960), (4, 7058480), (5, 5646784), (8, 3529240), (10, 2823392), (11, 2566720), (13, 2171840), (16, 1764620), (20, 1411696), (22, 1283360), (26, 1085920), (32, 882310), (40, 705848), (44, 641680), (52, 542960), (55, 513344), (64, 441155), (65, 434368), (80, 352924), (88, 320840), (104, 271480), (110, 256672), (130, 217184), (143, 197440), (160, 176462), (176, 160420), (208, 135740), (220, 128336), (260, 108592), (286, 98720), (320, 88231), (352, 80210), (416, 67870), (440, 64168), (520, 54296), (572, 49360), (617, 45760), (704, 40105), (715, 39488), (832, 33935), (880, 32084), (1040, 27148), (1144, 24680), (1234, 22880), (1430, 19744), (1760, 16042), (2080, 13574), (2288, 12340), (2468, 11440), (2860, 9872), (3085, 9152), (3520, 8021), (4160, 6787), (4576, 6170), (4936, 5720)]