1598720

素因数分解:

$2^8\times 5^1\times {\mathrm{1249}}^1$

素因数の和:1270

約数の個数: 36

約数和(自身を含む): 3832500

約数和(自身を除く): 2233780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1249, 1280, 2498, 4996, 6245, 9992, 12490, 19984, 24980, 39968, 49960, 79936, 99920, 159872, 199840, 319744, 399680, 799360, 1598720]

約数ペア:

[(1, 1598720), (2, 799360), (4, 399680), (5, 319744), (8, 199840), (10, 159872), (16, 99920), (20, 79936), (32, 49960), (40, 39968), (64, 24980), (80, 19984), (128, 12490), (160, 9992), (256, 6245), (320, 4996), (640, 2498), (1249, 1280)]