20803230

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{1223}}^1$

素因数の和:1252

約数の個数: 96

約数和(自身を含む): 64157184

約数和(自身を除く): 43353954

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 810, 945, 1134, 1215, 1223, 1701, 1890, 2430, 2446, 2835, 3402, 3669, 5670, 6115, 7338, 8505, 8561, 11007, 12230, 17010, 17122, 18345, 22014, 25683, 33021, 36690, 42805, 51366, 55035, 66042, 77049, 85610, 99063, 110070, 128415, 154098, 165105, 198126, 231147, 256830, 297189, 330210, 385245, 462294, 495315, 594378, 693441, 770490, 990630, 1155735, 1386882, 1485945, 2080323, 2311470, 2971890, 3467205, 4160646, 6934410, 10401615, 20803230]

約数ペア:

[(1, 20803230), (2, 10401615), (3, 6934410), (5, 4160646), (6, 3467205), (7, 2971890), (9, 2311470), (10, 2080323), (14, 1485945), (15, 1386882), (18, 1155735), (21, 990630), (27, 770490), (30, 693441), (35, 594378), (42, 495315), (45, 462294), (54, 385245), (63, 330210), (70, 297189), (81, 256830), (90, 231147), (105, 198126), (126, 165105), (135, 154098), (162, 128415), (189, 110070), (210, 99063), (243, 85610), (270, 77049), (315, 66042), (378, 55035), (405, 51366), (486, 42805), (567, 36690), (630, 33021), (810, 25683), (945, 22014), (1134, 18345), (1215, 17122), (1223, 17010), (1701, 12230), (1890, 11007), (2430, 8561), (2446, 8505), (2835, 7338), (3402, 6115), (3669, 5670)]