1353460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 3064320

約数和(自身を除く): 1710860

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 59, 62, 74, 118, 124, 148, 155, 185, 236, 295, 310, 370, 590, 620, 740, 1147, 1180, 1829, 2183, 2294, 3658, 4366, 4588, 5735, 7316, 8732, 9145, 10915, 11470, 18290, 21830, 22940, 36580, 43660, 67673, 135346, 270692, 338365, 676730, 1353460]

約数ペア:

[(1, 1353460), (2, 676730), (4, 338365), (5, 270692), (10, 135346), (20, 67673), (31, 43660), (37, 36580), (59, 22940), (62, 21830), (74, 18290), (118, 11470), (124, 10915), (148, 9145), (155, 8732), (185, 7316), (236, 5735), (295, 4588), (310, 4366), (370, 3658), (590, 2294), (620, 2183), (740, 1829), (1147, 1180)]