201781180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 433198080

約数和(自身を除く): 231416900

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 271, 295, 542, 590, 631, 1084, 1180, 1262, 1355, 2524, 2710, 3155, 5420, 6310, 12620, 15989, 31978, 37229, 63956, 74458, 79945, 148916, 159890, 171001, 186145, 319780, 342002, 372290, 684004, 744580, 855005, 1710010, 3420020, 10089059, 20178118, 40356236, 50445295, 100890590, 201781180]

約数ペア:

[(1, 201781180), (2, 100890590), (4, 50445295), (5, 40356236), (10, 20178118), (20, 10089059), (59, 3420020), (118, 1710010), (236, 855005), (271, 744580), (295, 684004), (542, 372290), (590, 342002), (631, 319780), (1084, 186145), (1180, 171001), (1262, 159890), (1355, 148916), (2524, 79945), (2710, 74458), (3155, 63956), (5420, 37229), (6310, 31978), (12620, 15989)]