16717740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21433}}^1$

素因数の和:21458

約数の個数: 48

約数和(自身を含む): 50412768

約数和(自身を除く): 33695028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 21433, 42866, 64299, 85732, 107165, 128598, 214330, 257196, 278629, 321495, 428660, 557258, 642990, 835887, 1114516, 1285980, 1393145, 1671774, 2786290, 3343548, 4179435, 5572580, 8358870, 16717740]

約数ペア:

[(1, 16717740), (2, 8358870), (3, 5572580), (4, 4179435), (5, 3343548), (6, 2786290), (10, 1671774), (12, 1393145), (13, 1285980), (15, 1114516), (20, 835887), (26, 642990), (30, 557258), (39, 428660), (52, 321495), (60, 278629), (65, 257196), (78, 214330), (130, 128598), (156, 107165), (195, 85732), (260, 64299), (390, 42866), (780, 21433)]