27454840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3163}}^1$

素因数の和:3212

約数の個数: 64

約数和(自身を含む): 72898560

約数和(自身を除く): 45443720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 3163, 4340, 6326, 8680, 12652, 15815, 22141, 25304, 31630, 44282, 63260, 88564, 98053, 110705, 126520, 177128, 196106, 221410, 392212, 442820, 490265, 686371, 784424, 885640, 980530, 1372742, 1961060, 2745484, 3431855, 3922120, 5490968, 6863710, 13727420, 27454840]

約数ペア:

[(1, 27454840), (2, 13727420), (4, 6863710), (5, 5490968), (7, 3922120), (8, 3431855), (10, 2745484), (14, 1961060), (20, 1372742), (28, 980530), (31, 885640), (35, 784424), (40, 686371), (56, 490265), (62, 442820), (70, 392212), (124, 221410), (140, 196106), (155, 177128), (217, 126520), (248, 110705), (280, 98053), (310, 88564), (434, 63260), (620, 44282), (868, 31630), (1085, 25304), (1240, 22141), (1736, 15815), (2170, 12652), (3163, 8680), (4340, 6326)]