11422840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2032

約数の個数: 64

約数和(自身を含む): 30209760

約数和(自身を除く): 18786920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 1997, 2860, 3994, 5720, 7988, 9985, 15976, 19970, 21967, 25961, 39940, 43934, 51922, 79880, 87868, 103844, 109835, 129805, 175736, 207688, 219670, 259610, 285571, 439340, 519220, 571142, 878680, 1038440, 1142284, 1427855, 2284568, 2855710, 5711420, 11422840]

約数ペア:

[(1, 11422840), (2, 5711420), (4, 2855710), (5, 2284568), (8, 1427855), (10, 1142284), (11, 1038440), (13, 878680), (20, 571142), (22, 519220), (26, 439340), (40, 285571), (44, 259610), (52, 219670), (55, 207688), (65, 175736), (88, 129805), (104, 109835), (110, 103844), (130, 87868), (143, 79880), (220, 51922), (260, 43934), (286, 39940), (440, 25961), (520, 21967), (572, 19970), (715, 15976), (1144, 9985), (1430, 7988), (1997, 5720), (2860, 3994)]