15990751390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1394137}}^1$

素因数の和:1394212

約数の個数: 32

約数和(自身を含む): 30514892544

約数和(自身を除く): 14524141154

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 2294, 5735, 11470, 1394137, 2788274, 6970685, 13941370, 43218247, 51583069, 86436494, 103166138, 216091235, 257915345, 432182470, 515830690, 1599075139, 3198150278, 7995375695, 15990751390]

約数ペア:

[(1, 15990751390), (2, 7995375695), (5, 3198150278), (10, 1599075139), (31, 515830690), (37, 432182470), (62, 257915345), (74, 216091235), (155, 103166138), (185, 86436494), (310, 51583069), (370, 43218247), (1147, 13941370), (2294, 6970685), (5735, 2788274), (11470, 1394137)]