20242240

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:156

約数の個数: 84

約数和(自身を含む): 51887628

約数和(自身を除く): 31645388

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 68, 80, 85, 122, 136, 160, 170, 244, 272, 305, 320, 340, 488, 544, 610, 680, 976, 1037, 1088, 1220, 1360, 1952, 2074, 2440, 2720, 3721, 3904, 4148, 4880, 5185, 5440, 7442, 8296, 9760, 10370, 14884, 16592, 18605, 19520, 20740, 29768, 33184, 37210, 41480, 59536, 63257, 66368, 74420, 82960, 119072, 126514, 148840, 165920, 238144, 253028, 297680, 316285, 331840, 506056, 595360, 632570, 1012112, 1190720, 1265140, 2024224, 2530280, 4048448, 5060560, 10121120, 20242240]

約数ペア:

[(1, 20242240), (2, 10121120), (4, 5060560), (5, 4048448), (8, 2530280), (10, 2024224), (16, 1265140), (17, 1190720), (20, 1012112), (32, 632570), (34, 595360), (40, 506056), (61, 331840), (64, 316285), (68, 297680), (80, 253028), (85, 238144), (122, 165920), (136, 148840), (160, 126514), (170, 119072), (244, 82960), (272, 74420), (305, 66368), (320, 63257), (340, 59536), (488, 41480), (544, 37210), (610, 33184), (680, 29768), (976, 20740), (1037, 19520), (1088, 18605), (1220, 16592), (1360, 14884), (1952, 10370), (2074, 9760), (2440, 8296), (2720, 7442), (3721, 5440), (3904, 5185), (4148, 4880)]