19606880

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 49351680

約数和(自身を除く): 29744800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 67, 80, 118, 124, 134, 155, 160, 236, 248, 268, 295, 310, 335, 472, 496, 536, 590, 620, 670, 944, 992, 1072, 1180, 1240, 1340, 1829, 1888, 2077, 2144, 2360, 2480, 2680, 3658, 3953, 4154, 4720, 4960, 5360, 7316, 7906, 8308, 9145, 9440, 10385, 10720, 14632, 15812, 16616, 18290, 19765, 20770, 29264, 31624, 33232, 36580, 39530, 41540, 58528, 63248, 66464, 73160, 79060, 83080, 122543, 126496, 146320, 158120, 166160, 245086, 292640, 316240, 332320, 490172, 612715, 632480, 980344, 1225430, 1960688, 2450860, 3921376, 4901720, 9803440, 19606880]

約数ペア:

[(1, 19606880), (2, 9803440), (4, 4901720), (5, 3921376), (8, 2450860), (10, 1960688), (16, 1225430), (20, 980344), (31, 632480), (32, 612715), (40, 490172), (59, 332320), (62, 316240), (67, 292640), (80, 245086), (118, 166160), (124, 158120), (134, 146320), (155, 126496), (160, 122543), (236, 83080), (248, 79060), (268, 73160), (295, 66464), (310, 63248), (335, 58528), (472, 41540), (496, 39530), (536, 36580), (590, 33232), (620, 31624), (670, 29264), (944, 20770), (992, 19765), (1072, 18290), (1180, 16616), (1240, 15812), (1340, 14632), (1829, 10720), (1888, 10385), (2077, 9440), (2144, 9145), (2360, 8308), (2480, 7906), (2680, 7316), (3658, 5360), (3953, 4960), (4154, 4720)]