40447030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1291}}^1$

素因数の和:1552

約数の個数: 32

約数和(自身を含む): 78791328

約数和(自身を除く): 38344298

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 1205, 1291, 2410, 2582, 3133, 6266, 6455, 12910, 15665, 16783, 31330, 33566, 83915, 167830, 311131, 622262, 1555655, 3111310, 4044703, 8089406, 20223515, 40447030]

約数ペア:

[(1, 40447030), (2, 20223515), (5, 8089406), (10, 4044703), (13, 3111310), (26, 1555655), (65, 622262), (130, 311131), (241, 167830), (482, 83915), (1205, 33566), (1291, 31330), (2410, 16783), (2582, 15665), (3133, 12910), (6266, 6455)]