40878812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 82428192

約数和(自身を除く): 41549380

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 131, 221, 262, 353, 442, 524, 706, 884, 1412, 1703, 2227, 3406, 4454, 4589, 6001, 6812, 8908, 9178, 12002, 18356, 24004, 28951, 46243, 57902, 78013, 92486, 115804, 156026, 184972, 312052, 601159, 786131, 1202318, 1572262, 2404636, 3144524, 10219703, 20439406, 40878812]

約数ペア:

[(1, 40878812), (2, 20439406), (4, 10219703), (13, 3144524), (17, 2404636), (26, 1572262), (34, 1202318), (52, 786131), (68, 601159), (131, 312052), (221, 184972), (262, 156026), (353, 115804), (442, 92486), (524, 78013), (706, 57902), (884, 46243), (1412, 28951), (1703, 24004), (2227, 18356), (3406, 12002), (4454, 9178), (4589, 8908), (6001, 6812)]