13337440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2735

約数の個数: 48

約数和(自身を含む): 32538240

約数和(自身を除く): 19200800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 2689, 4960, 5378, 10756, 13445, 21512, 26890, 43024, 53780, 83359, 86048, 107560, 166718, 215120, 333436, 416795, 430240, 666872, 833590, 1333744, 1667180, 2667488, 3334360, 6668720, 13337440]

約数ペア:

[(1, 13337440), (2, 6668720), (4, 3334360), (5, 2667488), (8, 1667180), (10, 1333744), (16, 833590), (20, 666872), (31, 430240), (32, 416795), (40, 333436), (62, 215120), (80, 166718), (124, 107560), (155, 86048), (160, 83359), (248, 53780), (310, 43024), (496, 26890), (620, 21512), (992, 13445), (1240, 10756), (2480, 5378), (2689, 4960)]