38790472

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 86486400

約数和(自身を除く): 47695928

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 89, 172, 178, 181, 301, 344, 356, 362, 602, 623, 712, 724, 1204, 1246, 1267, 1448, 2408, 2492, 2534, 3827, 4984, 5068, 7654, 7783, 10136, 15308, 15566, 16109, 26789, 30616, 31132, 32218, 53578, 54481, 62264, 64436, 107156, 108962, 112763, 128872, 214312, 217924, 225526, 435848, 451052, 692687, 902104, 1385374, 2770748, 4848809, 5541496, 9697618, 19395236, 38790472]

約数ペア:

[(1, 38790472), (2, 19395236), (4, 9697618), (7, 5541496), (8, 4848809), (14, 2770748), (28, 1385374), (43, 902104), (56, 692687), (86, 451052), (89, 435848), (172, 225526), (178, 217924), (181, 214312), (301, 128872), (344, 112763), (356, 108962), (362, 107156), (602, 64436), (623, 62264), (712, 54481), (724, 53578), (1204, 32218), (1246, 31132), (1267, 30616), (1448, 26789), (2408, 16109), (2492, 15566), (2534, 15308), (3827, 10136), (4984, 7783), (5068, 7654)]