4008781.00000000

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{30137}}^1$

素因数の和:30164

約数の個数: 32

約数和(自身を含む): 107592660

約数和(自身を除く): 57444692

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 30137, 60274, 120548, 241096, 391781, 482192, 783562, 964384, 1567124, 1928768, 3134248, 3857536, 6268496, 12536992, 25073984, 50147968]

約数ペア:

[(1, 50147968), (2, 25073984), (4, 12536992), (8, 6268496), (13, 3857536), (16, 3134248), (26, 1928768), (32, 1567124), (52, 964384), (64, 783562), (104, 482192), (128, 391781), (208, 241096), (416, 120548), (832, 60274), (1664, 30137)]