42867520

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1229}}^1$

素因数の和:1355

約数の個数: 56

約数和(自身を含む): 103098600

約数和(自身を除く): 60231080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1229, 1744, 2180, 2458, 3488, 4360, 4916, 6145, 6976, 8720, 9832, 12290, 17440, 19664, 24580, 34880, 39328, 49160, 78656, 98320, 133961, 196640, 267922, 393280, 535844, 669805, 1071688, 1339610, 2143376, 2679220, 4286752, 5358440, 8573504, 10716880, 21433760, 42867520]

約数ペア:

[(1, 42867520), (2, 21433760), (4, 10716880), (5, 8573504), (8, 5358440), (10, 4286752), (16, 2679220), (20, 2143376), (32, 1339610), (40, 1071688), (64, 669805), (80, 535844), (109, 393280), (160, 267922), (218, 196640), (320, 133961), (436, 98320), (545, 78656), (872, 49160), (1090, 39328), (1229, 34880), (1744, 24580), (2180, 19664), (2458, 17440), (3488, 12290), (4360, 9832), (4916, 8720), (6145, 6976)]