30951440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29761}}^1$

素因数の和:29787

約数の個数: 40

約数和(自身を含む): 77500248

約数和(自身を除く): 46548808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 29761, 59522, 119044, 148805, 238088, 297610, 386893, 476176, 595220, 773786, 1190440, 1547572, 1934465, 2380880, 3095144, 3868930, 6190288, 7737860, 15475720, 30951440]

約数ペア:

[(1, 30951440), (2, 15475720), (4, 7737860), (5, 6190288), (8, 3868930), (10, 3095144), (13, 2380880), (16, 1934465), (20, 1547572), (26, 1190440), (40, 773786), (52, 595220), (65, 476176), (80, 386893), (104, 297610), (130, 238088), (208, 148805), (260, 119044), (520, 59522), (1040, 29761)]