5711420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 14097888

約数和(自身を除く): 8386468

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 1997, 2860, 3994, 7988, 9985, 19970, 21967, 25961, 39940, 43934, 51922, 87868, 103844, 109835, 129805, 219670, 259610, 285571, 439340, 519220, 571142, 1142284, 1427855, 2855710, 5711420]

約数ペア:

[(1, 5711420), (2, 2855710), (4, 1427855), (5, 1142284), (10, 571142), (11, 519220), (13, 439340), (20, 285571), (22, 259610), (26, 219670), (44, 129805), (52, 109835), (55, 103844), (65, 87868), (110, 51922), (130, 43934), (143, 39940), (220, 25961), (260, 21967), (286, 19970), (572, 9985), (715, 7988), (1430, 3994), (1997, 2860)]