13221760

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:375

約数の個数: 64

約数和(自身を含む): 32154480

約数和(自身を除く): 18932720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 283, 292, 320, 365, 566, 584, 640, 730, 1132, 1168, 1415, 1460, 2264, 2336, 2830, 2920, 4528, 4672, 5660, 5840, 9056, 9344, 11320, 11680, 18112, 20659, 22640, 23360, 36224, 41318, 45280, 46720, 82636, 90560, 103295, 165272, 181120, 206590, 330544, 413180, 661088, 826360, 1322176, 1652720, 2644352, 3305440, 6610880, 13221760]

約数ペア:

[(1, 13221760), (2, 6610880), (4, 3305440), (5, 2644352), (8, 1652720), (10, 1322176), (16, 826360), (20, 661088), (32, 413180), (40, 330544), (64, 206590), (73, 181120), (80, 165272), (128, 103295), (146, 90560), (160, 82636), (283, 46720), (292, 45280), (320, 41318), (365, 36224), (566, 23360), (584, 22640), (640, 20659), (730, 18112), (1132, 11680), (1168, 11320), (1415, 9344), (1460, 9056), (2264, 5840), (2336, 5660), (2830, 4672), (2920, 4528)]